chore: bump version to 0.0.107 [skip ci]

VERSION

@@ -1 +1 @@
-0.0.103
+0.0.107

cmd/server/main.go

@@ -23,6 +23,7 @@ import (
 
 	"github.com/truewhile/MeBox/internal/config"
 	"github.com/truewhile/MeBox/internal/database"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 	"github.com/truewhile/MeBox/internal/service"
 )
@@ -121,7 +122,7 @@ func main() {
 			)
 		}
 	}()
-	go services.Boot()
+	helper.Go(logger, "services.boot", services.Boot)
 
 	// Graceful shutdown.
 	stop := make(chan os.Signal, 1)

internal/database/schema_migration.go

@@ -8,6 +8,11 @@ import (
 
 // AutoMigrate creates tables for every model registered in the model package.
 func AutoMigrate(db *gorm.DB) error {
+	// 必须先于 AutoMigrate：旧库中可能已有重复的 (user_id, media_id) 历史行，
+	// 不去重会导致唯一索引 uniq_user_history 创建失败。
+	if err := dedupePlaybackHistories(db); err != nil {
+		return err
+	}
 	if err := db.AutoMigrate(model.AllModels()...); err != nil {
 		return err
 	}
@@ -37,6 +42,27 @@ func ensureSQLiteQueryOptimizer(db *gorm.DB) error {
 	return db.Exec("ANALYZE").Error
 }
 
+// dedupePlaybackHistories removes duplicate (user_id, media_id) rows left by
+// the former read-then-write upsert, so the uniq_user_history composite unique
+// index can be created on existing databases. Keeps the most recent row per
+// pair, preferring live rows over soft-deleted ones.
+func dedupePlaybackHistories(db *gorm.DB) error {
+	if !db.Migrator().HasTable("playback_histories") {
+		return nil
+	}
+	return db.Exec(`
+DELETE FROM playback_histories WHERE id IN (
+	SELECT id FROM (
+		SELECT id, ROW_NUMBER() OVER (
+			PARTITION BY user_id, media_id
+			ORDER BY deleted_at IS NULL DESC, watched_at DESC, id DESC
+		) AS rn
+		FROM playback_histories
+	) ranked
+	WHERE ranked.rn > 1
+)`).Error
+}
+
 func ensurePostgresColumnCompatibility(db *gorm.DB) error {
 	if !isPostgres(db) {
 		return nil

internal/database/schema_migration_history_test.go

@@ -0,0 +1,84 @@
+package database
+
+import (
+	"testing"
+	"time"
+
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+)
+
+// TestAutoMigrateDedupesPlaybackHistories reproduces the upgrade path: a legacy
+// database contains duplicate (user_id, media_id) history rows created by the
+// old read-then-write upsert. AutoMigrate must merge them before creating the
+// uniq_user_history composite unique index, otherwise the upgrade fails.
+func TestAutoMigrateDedupesPlaybackHistories(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	// 旧 schema：无 uniq_user_history 唯一索引。
+	if err := db.Exec(`CREATE TABLE playback_histories (
+		id varchar(36) PRIMARY KEY,
+		created_at datetime,
+		updated_at datetime,
+		deleted_at datetime,
+		user_id varchar(36) NOT NULL,
+		media_id varchar(128) NOT NULL,
+		position_ms integer,
+		duration_ms integer,
+		watched_at datetime,
+		completed numeric
+	)`).Error; err != nil {
+		t.Fatal(err)
+	}
+	base := time.Now()
+	rows := []struct {
+		id        string
+		position  int64
+		watchedAt time.Time
+	}{
+		{"h-old", 1_000, base.Add(-2 * time.Hour)},
+		{"h-mid", 2_000, base.Add(-1 * time.Hour)},
+		{"h-new", 3_000, base},
+	}
+	for _, r := range rows {
+		if err := db.Exec(
+			`INSERT INTO playback_histories (id, user_id, media_id, position_ms, watched_at, created_at, updated_at)
+			 VALUES (?, 'u-1', 'm-1', ?, ?, ?, ?)`,
+			r.id, r.position, r.watchedAt, r.watchedAt, r.watchedAt,
+		).Error; err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	if err := AutoMigrate(db); err != nil {
+		t.Fatalf("auto migrate with duplicate histories: %v", err)
+	}
+
+	var count int64
+	if err := db.Table("playback_histories").Where("user_id = ? AND media_id = ?", "u-1", "m-1").Count(&count).Error; err != nil {
+		t.Fatal(err)
+	}
+	if count != 1 {
+		t.Fatalf("expected duplicate rows merged to 1, got %d", count)
+	}
+	var position int64
+	if err := db.Table("playback_histories").
+		Where("user_id = ? AND media_id = ?", "u-1", "m-1").
+		Select("position_ms").Scan(&position).Error; err != nil {
+		t.Fatal(err)
+	}
+	if position != 3_000 {
+		t.Fatalf("dedupe should keep the most recent row, got position_ms=%d", position)
+	}
+
+	// 唯一索引存在时，重复插入同一 (user_id, media_id) 应触发冲突而非新增行。
+	if err := db.Exec(
+		`INSERT INTO playback_histories (id, user_id, media_id, position_ms, watched_at, created_at, updated_at)
+		 VALUES ('h-dup', 'u-1', 'm-1', 4_000, ?, ?, ?)`,
+		base, base, base,
+	).Error; err == nil {
+		t.Fatal("insert violating uniq_user_history should fail")
+	}
+}

internal/handler/media.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/gin-gonic/gin"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/middleware"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
@@ -164,18 +165,20 @@ func listLibrariesHandler(svc *service.Container) gin.HandlerFunc {
 							case <-ctx.Done():
 								return
 							}
-							acct := svc.EmbyRemote.AccountByID(ctx, v.AccountID)
-							if acct == nil {
-								return
-							}
-							tmpMount := &model.EmbyMount{Base: model.Base{ID: v.MountID}}
-							itemTypes := remoteLibraryItemTypes(v.CollectionType)
-							if _, total, err := svc.EmbyRemote.RemoteLibraryMedia(ctx, tmpMount, acct, v.RemoteID, itemTypes, 0, 1); err == nil {
-								remotePayloads[i].Total = total
-							}
-							if cards, err := svc.EmbyRemote.RemoteLatestCards(ctx, tmpMount, acct, v.RemoteID, limit); err == nil {
-								remotePayloads[i].Cards = cards
-							}
+							helper.Run(svc.Log, "media.remotePreview", func() {
+								acct := svc.EmbyRemote.AccountByID(ctx, v.AccountID)
+								if acct == nil {
+									return
+								}
+								tmpMount := &model.EmbyMount{Base: model.Base{ID: v.MountID}}
+								itemTypes := remoteLibraryItemTypes(v.CollectionType)
+								if _, total, err := svc.EmbyRemote.RemoteLibraryMedia(ctx, tmpMount, acct, v.RemoteID, itemTypes, 0, 1); err == nil {
+									remotePayloads[i].Total = total
+								}
+								if cards, err := svc.EmbyRemote.RemoteLatestCards(ctx, tmpMount, acct, v.RemoteID, limit); err == nil {
+									remotePayloads[i].Cards = cards
+								}
+							})
 						}()
 					}
 					wg.Wait()

internal/handler/media_scan.go

@@ -7,6 +7,7 @@ import (
 
 	"github.com/gin-gonic/gin"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/service"
 )
 
@@ -41,7 +42,11 @@ func scanLibraryHandler(svc *service.Container) gin.HandlerFunc {
 		task := startScanHTTPTask(svc, "手动扫描入库", lib.Name, lib.Path)
 		go func(libraryID string, task *service.TaskHandle, finish func()) {
 			defer finish()
-			res, err := svc.Scan.ScanLibrary(context.Background(), libraryID)
+			var res *service.ScanResult
+			var err error
+			helper.Run(svc.Log, "scan.library", func() {
+				res, err = svc.Scan.ScanLibrary(context.Background(), libraryID)
+			})
 			if err != nil {
 				finishHTTPTask(task, err, "scan", "手动扫描入库失败", scanTaskMetrics(res), scanTaskDetails(res, 20))
 				return
@@ -75,7 +80,11 @@ func scanLibraryRootHandler(svc *service.Container) gin.HandlerFunc {
 		task := startScanHTTPTask(svc, "手动扫描媒体库路径", id, rootID)
 		go func(libraryID, libraryRootID string, task *service.TaskHandle, finish func()) {
 			defer finish()
-			res, err := svc.Scan.ScanLibraryRoot(context.Background(), libraryID, libraryRootID)
+			var res *service.ScanResult
+			var err error
+			helper.Run(svc.Log, "scan.libraryRoot", func() {
+				res, err = svc.Scan.ScanLibraryRoot(context.Background(), libraryID, libraryRootID)
+			})
 			if err != nil {
 				finishHTTPTask(task, err, "scan", "手动扫描路径失败", scanTaskMetrics(res), scanTaskDetails(res, 20))
 				return
@@ -110,11 +119,13 @@ func queueLibraryRootScan(svc *service.Container, libraryID, rootID string) {
 	}
 	go func() {
 		defer finish()
-		if strings.TrimSpace(rootID) == "" {
-			_, _ = svc.Scan.ScanLibrary(context.Background(), libraryID)
-			return
-		}
-		_, _ = svc.Scan.ScanLibraryRoot(context.Background(), libraryID, rootID)
+		helper.Run(svc.Log, "scan.queuedRoot", func() {
+			if strings.TrimSpace(rootID) == "" {
+				_, _ = svc.Scan.ScanLibrary(context.Background(), libraryID)
+				return
+			}
+			_, _ = svc.Scan.ScanLibraryRoot(context.Background(), libraryID, rootID)
+		})
 	}()
 }
 

internal/helper/goroutine.go

@@ -0,0 +1,53 @@
+// Package helper provides shared utilities.
+package helper
+
+import (
+	"fmt"
+	"os"
+	"runtime/debug"
+
+	"go.uber.org/zap"
+)
+
+// Go runs fn in a new goroutine and recovers from panics so that a failure in
+// a background task (scraper parsing remote responses, cloud-drive sync, ...)
+// is logged instead of crashing the whole process. log may be nil.
+func Go(log *zap.Logger, name string, fn func()) {
+	go Run(log, name, fn)
+}
+
+// Run executes fn and recovers from panics, logging the task name and stack.
+// Use it as the first statement inside goroutines spawned elsewhere, or wrap
+// loop bodies so one bad iteration cannot kill a long-running worker.
+func Run(log *zap.Logger, name string, fn func()) {
+	defer func() {
+		if r := recover(); r != nil {
+			logPanic(log, name, r)
+		}
+	}()
+	fn()
+}
+
+// Recover runs fn and converts a panic into an error so callers can run their
+// own deferred cleanup (releasing locks, updating job state) before unwinding.
+func Recover(log *zap.Logger, name string, fn func() error) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			logPanic(log, name, r)
+			err = fmt.Errorf("%s panicked: %v", name, r)
+		}
+	}()
+	return fn()
+}
+
+func logPanic(log *zap.Logger, name string, r any) {
+	if log == nil {
+		fmt.Fprintf(os.Stderr, "background task panicked: task=%s panic=%v\n%s\n", name, r, debug.Stack())
+		return
+	}
+	log.Error("background task panicked",
+		zap.String("task", name),
+		zap.Any("panic", r),
+		zap.ByteString("stack", debug.Stack()),
+	)
+}

internal/helper/goroutine_test.go

@@ -0,0 +1,95 @@
+package helper
+
+import (
+	"errors"
+	"strings"
+	"testing"
+	"time"
+
+	"go.uber.org/zap"
+	"go.uber.org/zap/zaptest/observer"
+)
+
+func newObservedLogger(t *testing.T) (*zap.Logger, *observer.ObservedLogs) {
+	t.Helper()
+	core, logs := observer.New(zap.ErrorLevel)
+	return zap.New(core), logs
+}
+
+func waitForLogs(t *testing.T, logs *observer.ObservedLogs, n int) []observer.LoggedEntry {
+	t.Helper()
+	deadline := time.Now().Add(2 * time.Second)
+	for time.Now().Before(deadline) {
+		if entries := logs.All(); len(entries) >= n {
+			return entries
+		}
+		time.Sleep(5 * time.Millisecond)
+	}
+	t.Fatalf("timed out waiting for %d log entries, got %d", n, logs.Len())
+	return nil
+}
+
+func TestRunRecoversPanic(t *testing.T) {
+	log, logs := newObservedLogger(t)
+	ran := false
+	Run(log, "unit.panic", func() {
+		ran = true
+		panic("boom")
+	})
+	if !ran {
+		t.Fatal("fn should have run before panicking")
+	}
+	entries := waitForLogs(t, logs, 1)
+	if entries[0].Message != "background task panicked" {
+		t.Fatalf("unexpected message: %s", entries[0].Message)
+	}
+	found := false
+	for _, f := range entries[0].Context {
+		if f.Key == "task" && f.String == "unit.panic" {
+			found = true
+		}
+	}
+	if !found {
+		t.Fatalf("expected task name in log context: %v", entries[0].Context)
+	}
+}
+
+func TestRunNoPanicNoLog(t *testing.T) {
+	log, logs := newObservedLogger(t)
+	Run(log, "unit.ok", func() {})
+	time.Sleep(10 * time.Millisecond)
+	if logs.Len() != 0 {
+		t.Fatalf("expected no error log, got %d", logs.Len())
+	}
+}
+
+func TestRecoverConvertsPanicToError(t *testing.T) {
+	log, _ := newObservedLogger(t)
+	err := Recover(log, "unit.recover", func() error {
+		panic("kaboom")
+	})
+	if err == nil {
+		t.Fatal("expected error from recovered panic")
+	}
+	if !strings.Contains(err.Error(), "kaboom") {
+		t.Fatalf("panic value should be in error: %v", err)
+	}
+}
+
+func TestRecoverReturnsFnError(t *testing.T) {
+	sentinel := errors.New("plain failure")
+	err := Recover(nil, "unit.err", func() error { return sentinel })
+	if !errors.Is(err, sentinel) {
+		t.Fatalf("expected fn error, got %v", err)
+	}
+}
+
+func TestRunWithNilLoggerDoesNotCrash(t *testing.T) {
+	Run(nil, "unit.nillog", func() { panic("still caught") })
+}
+
+func TestGoLogsPanicFromSpawnedGoroutine(t *testing.T) {
+	log, logs := newObservedLogger(t)
+	Go(log, "unit.go", func() { panic("async boom") })
+	waitForLogs(t, logs, 1)
+}

internal/model/playback_collection.go

@@ -3,10 +3,12 @@ package model
 import "time"
 
 // PlaybackHistory 记录当前播放位置以支持续播。
+// (user_id, media_id) 唯一：播放进度每几秒上报一次，唯一索引保证并发上报
+// 不会插入重复行（否则续播列表会出现重复卡片），也让 upsert 单语句完成。
 type PlaybackHistory struct {
 	Base
-	UserID     string    `gorm:"index;size:36;not null" json:"user_id"`
-	MediaID    string    `gorm:"index;size:128;not null" json:"media_id"`
+	UserID     string    `gorm:"index;size:36;not null;uniqueIndex:uniq_user_history" json:"user_id"`
+	MediaID    string    `gorm:"index;size:128;not null;uniqueIndex:uniq_user_history" json:"media_id"`
 	PositionMs int64     `json:"position_ms"`
 	DurationMs int64     `json:"duration_ms"`
 	WatchedAt  time.Time `json:"watched_at"`

internal/repository/emby_mount_repository.go

@@ -125,3 +125,16 @@ func (r *EmbyMountRepository) DeleteByAccountID(ctx context.Context, accountID s
 	})
 	return count, err
 }
+
+// DeleteOrphans 清理账号已不存在的挂载（老版本删除账号未级联的历史残留）。
+func (r *EmbyMountRepository) DeleteOrphans(ctx context.Context) (int64, error) {
+	var count int64
+	err := withSQLiteBusyRetry(ctx, func() error {
+		res := r.db.WithContext(ctx).
+			Where("account_id NOT IN (SELECT id FROM strm_accounts)").
+			Delete(&model.EmbyMount{})
+		count = res.RowsAffected
+		return res.Error
+	})
+	return count, err
+}

internal/repository/history_repository.go

@@ -2,9 +2,9 @@ package repository
 
 import (
 	"context"
-	"errors"
 
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 
 	"github.com/truewhile/MeBox/internal/model"
 )
@@ -13,25 +13,24 @@ import (
 // upserts on (UserID, MediaID) so resume always reads the latest position.
 type HistoryRepository struct{ db *gorm.DB }
 
-// Upsert atomically inserts/updates the resume position.
+// Upsert atomically inserts/updates the resume position in a single statement,
+// relying on the uniq_user_history composite unique index. Concurrent progress
+// reports for the same (user, media) can no longer double-insert.
 func (r *HistoryRepository) Upsert(ctx context.Context, h *model.PlaybackHistory) error {
-	var existing model.PlaybackHistory
-	err := r.db.WithContext(ctx).
-		Where("user_id = ? AND media_id = ?", h.UserID, h.MediaID).
-		First(&existing).Error
-	if errors.Is(err, gorm.ErrRecordNotFound) {
-		return r.db.WithContext(ctx).Create(h).Error
-	}
-	if err != nil {
-		return err
-	}
-	existing.PositionMs = h.PositionMs
-	if h.DurationMs > 0 {
-		existing.DurationMs = h.DurationMs
-	}
-	existing.WatchedAt = h.WatchedAt
-	existing.Completed = h.Completed
-	return r.db.WithContext(ctx).Save(&existing).Error
+	return r.db.WithContext(ctx).Clauses(clause.OnConflict{
+		Columns: []clause.Column{{Name: "user_id"}, {Name: "media_id"}},
+		DoUpdates: clause.Assignments(map[string]any{
+			"position_ms": h.PositionMs,
+			// 沿用旧语义：未知时长（0）不覆盖已记录的时长。
+			"duration_ms": gorm.Expr(
+				"CASE WHEN ? > 0 THEN ? ELSE playback_histories.duration_ms END",
+				h.DurationMs, h.DurationMs,
+			),
+			"watched_at": h.WatchedAt,
+			"completed":  h.Completed,
+			"deleted_at": nil,
+		}),
+	}).Create(h).Error
 }
 
 // ListByUser returns the most recent history rows for the user.

internal/repository/history_repository_test.go

@@ -0,0 +1,79 @@
+package repository
+
+import (
+	"testing"
+	"time"
+
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+
+	"github.com/truewhile/MeBox/internal/database"
+	"github.com/truewhile/MeBox/internal/model"
+)
+
+func TestHistoryUpsertSingleRowPerUserMedia(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := database.AutoMigrate(db); err != nil {
+		t.Fatalf("migrate: %v", err)
+	}
+	repos := New(db)
+	ctx := t.Context()
+	watched := time.Now()
+
+	first := &model.PlaybackHistory{UserID: "u-1", MediaID: "m-1", PositionMs: 30_000, DurationMs: 0, WatchedAt: watched, Completed: false}
+	if err := repos.History.Upsert(ctx, first); err != nil {
+		t.Fatalf("first upsert: %v", err)
+	}
+	second := &model.PlaybackHistory{UserID: "u-1", MediaID: "m-1", PositionMs: 90_000, DurationMs: 120_000, WatchedAt: watched.Add(time.Minute), Completed: true}
+	if err := repos.History.Upsert(ctx, second); err != nil {
+		t.Fatalf("second upsert: %v", err)
+	}
+
+	var count int64
+	if err := db.Model(&model.PlaybackHistory{}).Where("user_id = ? AND media_id = ?", "u-1", "m-1").Count(&count).Error; err != nil {
+		t.Fatal(err)
+	}
+	if count != 1 {
+		t.Fatalf("expected 1 history row after upserts, got %d", count)
+	}
+	var got model.PlaybackHistory
+	if err := db.Where("user_id = ? AND media_id = ?", "u-1", "m-1").First(&got).Error; err != nil {
+		t.Fatal(err)
+	}
+	if got.PositionMs != 90_000 || !got.Completed {
+		t.Fatalf("position/completion not updated: %#v", got)
+	}
+	if got.DurationMs != 120_000 {
+		t.Fatalf("duration should update when known, got %d", got.DurationMs)
+	}
+}
+
+func TestHistoryUpsertKeepsDurationWhenUnknown(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := database.AutoMigrate(db); err != nil {
+		t.Fatalf("migrate: %v", err)
+	}
+	repos := New(db)
+	ctx := t.Context()
+	watched := time.Now()
+
+	if err := repos.History.Upsert(ctx, &model.PlaybackHistory{UserID: "u-1", MediaID: "m-2", PositionMs: 10, DurationMs: 600_000, WatchedAt: watched}); err != nil {
+		t.Fatal(err)
+	}
+	if err := repos.History.Upsert(ctx, &model.PlaybackHistory{UserID: "u-1", MediaID: "m-2", PositionMs: 20, DurationMs: 0, WatchedAt: watched.Add(time.Second)}); err != nil {
+		t.Fatal(err)
+	}
+	var got model.PlaybackHistory
+	if err := db.Where("user_id = ? AND media_id = ?", "u-1", "m-2").First(&got).Error; err != nil {
+		t.Fatal(err)
+	}
+	if got.DurationMs != 600_000 {
+		t.Fatalf("duration_ms=0 upsert must not clear stored duration, got %d", got.DurationMs)
+	}
+}

internal/service/audit.go

@@ -12,6 +12,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 )
@@ -50,6 +51,8 @@ func (a *AuditService) RecordBestEffort(userID, action, target, ip, detail strin
 	go func() {
 		ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 		defer cancel()
-		a.Record(ctx, userID, action, target, ip, detail)
+		helper.Run(a.log, "audit.record", func() {
+			a.Record(ctx, userID, action, target, ip, detail)
+		})
 	}()
 }

internal/service/auth.go

@@ -13,6 +13,7 @@ import (
 	"golang.org/x/crypto/bcrypt"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 )
@@ -176,9 +177,11 @@ func (s *AuthService) touchLoginBestEffort(userID string) {
 	go func() {
 		ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 		defer cancel()
-		if err := s.repo.User.TouchLogin(ctx, userID); err != nil && s.log != nil {
-			s.log.Debug("touch login delayed", zap.String("user_id", userID), zap.Error(err))
-		}
+		helper.Run(s.log, "auth.touchLogin", func() {
+			if err := s.repo.User.TouchLogin(ctx, userID); err != nil && s.log != nil {
+				s.log.Debug("touch login delayed", zap.String("user_id", userID), zap.Error(err))
+			}
+		})
 	}()
 }
 

internal/service/emby_counts.go

@@ -54,7 +54,7 @@ func (e *EmbyService) countVisibleSeries(ctx context.Context, userID string) (in
 		for i := range rows {
 			key := strings.TrimSpace(rows[i].SeriesID)
 			if key == "" {
-				key = stableEmbyID(embyVirtualSeriesPrefix, rows[i].LibraryID, e.seriesNameForMedia(&rows[i]))
+				key = stableEmbyID(embyVirtualSeriesPrefix, rows[i].LibraryID, e.seriesNameForMedia(ctx, &rows[i]))
 			}
 			seen[key] = struct{}{}
 		}

internal/service/emby_items_detail.go

@@ -98,7 +98,8 @@ func (e *EmbyService) Item(ctx context.Context, mediaID, userID string) (map[str
 			pos = h.PositionMs
 		}
 	}
-	return e.itemPayload(ctx, m, fav, pos), nil
+	// 单条目 payload 内部对库类型/series 标题有多次查找，挂请求级缓存合并。
+	return e.itemPayload(e.withPayloadCache(ctx), m, fav, pos), nil
 }
 
 // LatestItems 最近添加，全库或指定库。远程媒体库(parentID 带前缀)直接透传远程。
@@ -177,7 +178,7 @@ func (e *EmbyService) latestSeriesItemsForLibrary(ctx context.Context, userID, l
 	if err := q.Order(mediaReleaseOrderSQL(true)).Limit(embySeriesGroupingLimit).Find(&rows).Error; err != nil {
 		return nil, err
 	}
-	groups := e.seriesGroupsFromMedia(rows)
+	groups := e.seriesGroupsFromMedia(ctx, rows)
 	sortSeriesGroups(groups, ItemsParams{SortBy: "premieredate", SortOrder: "Descending"})
 	if len(groups) > limit {
 		groups = groups[:limit]
@@ -415,9 +416,9 @@ func (e *EmbyService) itemPayload(ctx context.Context, m *model.Media, fav bool,
 	seasonID := ""
 	if e.mediaShouldBeEpisode(ctx, m) {
 		itemType = "Episode"
-		seriesID = e.seriesIDForMedia(m)
-		seriesName = e.seriesNameForMedia(m)
-		seasonID = e.seasonIDForMedia(m)
+		seriesID = e.seriesIDForMedia(ctx, m)
+		seriesName = e.seriesNameForMedia(ctx, m)
+		seasonID = e.seasonIDForMedia(ctx, m)
 		parentID = seasonID
 		episodeTitle := strings.TrimSpace(m.EpisodeTitle)
 		if episodeTitle != "" {

internal/service/emby_items_helpers.go

@@ -63,7 +63,7 @@ func primarySupportedEmbySort(sortBy string, resumeFilter bool) string {
 	for _, part := range strings.Split(sortBy, ",") {
 		key := strings.ToLower(strings.TrimSpace(part))
 		switch key {
-		case "sortname", "name", "premieredate", "productionyear", "datecreated", "communityrating":
+		case "sortname", "name", "premieredate", "productionyear", "datecreated", "datelastmediaadded", "datelastcontentadded", "communityrating":
 			return key
 		case "dateplayed":
 			if resumeFilter {

internal/service/emby_items_list.go

@@ -75,9 +75,9 @@ func (e *EmbyService) mediaItems(ctx context.Context, p ItemsParams) (map[string
 		orderIncludesDirection = false
 	case "premieredate", "productionyear":
 		order = mediaReleaseOrderSQL(desc)
-	case "datecreated":
-		order = "media.created_at"
-		orderIncludesDirection = false
+		case "datecreated", "datelastmediaadded", "datelastcontentadded":
+			order = "media.created_at"
+			orderIncludesDirection = false
 	case "dateplayed":
 		order = "resume.watched_at"
 		orderIncludesDirection = false
@@ -149,6 +149,9 @@ func (e *EmbyService) episodeItems(ctx context.Context, rows []model.Media, p It
 }
 
 func (e *EmbyService) payloadsForMedia(ctx context.Context, rows []model.Media, userID string) ([]map[string]any, error) {
+	// 请求级缓存：库类型与 series 标题整页只查一次，消除逐条目 N+1。
+	ctx = e.withPayloadCache(ctx)
+	e.prefetchPayloadCache(ctx, rows)
 	rows = e.collapseMediaVersionRows(ctx, rows)
 	userFavs := map[string]bool{}
 	userPos := map[string]int64{}
@@ -240,7 +243,7 @@ func (e *EmbyService) seriesItemsForLibrary(ctx context.Context, libraryID strin
 	if err := q.Order(mediaReleaseOrderSQL(true)).Limit(embySeriesGroupingLimit).Find(&rows).Error; err != nil {
 		return nil, err
 	}
-	groups := e.seriesGroupsFromMedia(rows)
+	groups := e.seriesGroupsFromMedia(ctx, rows)
 	sortSeriesGroups(groups, p)
 	total := len(groups)
 	items := make([]map[string]any, 0, minInt(p.Limit, len(groups)))

internal/service/emby_movie_items.go

@@ -65,7 +65,7 @@ func (e *EmbyService) movieLibraryItems(ctx context.Context, p ItemsParams) (map
 			return nil, err
 		}
 	}
-	seriesGroups := e.seriesGroupsFromMedia(episodicRows)
+	seriesGroups := e.seriesGroupsFromMedia(ctx, episodicRows)
 
 	// 真正的电影 -> Movie 项(剔除剧集结构行)。
 	movieQ := apply(e.repo.DB.WithContext(ctx).Model(&model.Media{}))
@@ -135,10 +135,11 @@ func (e *EmbyService) libraryIsEpisodic(ctx context.Context, libraryID string) (
 	if strings.TrimSpace(libraryID) == "" {
 		return false, nil
 	}
-	if lib, err := e.repo.Library.FindByID(ctx, libraryID); err != nil {
+	// 走请求级缓存（若有），避免同一请求内对同一库重复查表。
+	if typ, ok, err := e.payloadLibraryType(ctx, libraryID); err != nil {
 		return false, err
-	} else if lib != nil {
-		return embyLibraryTypeIsEpisodic(lib.Type), nil
+	} else if ok {
+		return embyLibraryTypeIsEpisodic(typ), nil
 	}
 	var count int64
 	err := e.repo.DB.WithContext(ctx).Model(&model.Media{}).
@@ -151,11 +152,11 @@ func (e *EmbyService) mediaBelongsToEpisodicLibrary(ctx context.Context, m *mode
 	if e == nil || m == nil || strings.TrimSpace(m.LibraryID) == "" {
 		return false
 	}
-	lib, err := e.repo.Library.FindByID(ctx, m.LibraryID)
-	if err != nil || lib == nil {
+	typ, ok, err := e.payloadLibraryType(ctx, m.LibraryID)
+	if err != nil || !ok {
 		return false
 	}
-	return embyLibraryTypeIsEpisodic(lib.Type)
+	return embyLibraryTypeIsEpisodic(typ)
 }
 
 func (e *EmbyService) mediaShouldBeEpisode(ctx context.Context, m *model.Media) bool {

internal/service/emby_payload_ctx.go

@@ -0,0 +1,175 @@
+package service
+
+import (
+	"context"
+	"errors"
+	"strings"
+	"sync"
+
+	"gorm.io/gorm"
+
+	"github.com/truewhile/MeBox/internal/model"
+)
+
+// 请求级 payload 构建缓存：/Items 列表为每行构建 payload 时，
+// mediaShouldBeEpisode 需要库类型、剧集 payload 需要 series 标题。
+// 一次页面请求内这些值高度重复（同一库、同一部剧），挂在 ctx 上的
+// 小缓存可以把每条目 2-3 次 DB 查询降为整个请求各 1 次预取。
+
+type embyPayloadCacheKey struct{}
+
+type embyLibraryTypeEntry struct {
+	typ   string
+	found bool // 库不存在时 found=false，调用方可退回计数启发式
+}
+
+type embyPayloadCache struct {
+	mu       sync.Mutex
+	libTypes map[string]embyLibraryTypeEntry
+	series   map[string]string // series_id -> title（"" 表示不存在/无标题）
+}
+
+func (c *embyPayloadCache) libraryType(id string) (embyLibraryTypeEntry, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	entry, ok := c.libTypes[id]
+	return entry, ok
+}
+
+func (c *embyPayloadCache) setLibraryType(id string, entry embyLibraryTypeEntry) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	c.libTypes[id] = entry
+}
+
+func (c *embyPayloadCache) seriesTitle(id string) (string, bool) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	title, ok := c.series[id]
+	return title, ok
+}
+
+func (c *embyPayloadCache) setSeriesTitle(id, title string) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	c.series[id] = title
+}
+
+// withPayloadCache attaches a fresh request-scoped cache if none exists yet.
+func (e *EmbyService) withPayloadCache(ctx context.Context) context.Context {
+	if e == nil || e.repo == nil {
+		return ctx
+	}
+	if ctx.Value(embyPayloadCacheKey{}) != nil {
+		return ctx
+	}
+	return context.WithValue(ctx, embyPayloadCacheKey{}, &embyPayloadCache{
+		libTypes: map[string]embyLibraryTypeEntry{},
+		series:   map[string]string{},
+	})
+}
+
+// prefetchPayloadCache warms the cache for the given media rows with two bulk
+// queries (library types, series titles) instead of per-item lookups.
+func (e *EmbyService) prefetchPayloadCache(ctx context.Context, rows []model.Media) {
+	cache, ok := ctx.Value(embyPayloadCacheKey{}).(*embyPayloadCache)
+	if !ok || len(rows) == 0 {
+		return
+	}
+	libIDs := make([]string, 0, 8)
+	seriesIDs := make([]string, 0, 8)
+	seenLib := map[string]struct{}{}
+	seenSeries := map[string]struct{}{}
+	for i := range rows {
+		row := &rows[i]
+		if id := strings.TrimSpace(row.LibraryID); id != "" {
+			if _, done := seenLib[id]; !done {
+				// 已在缓存中的库不必再查。
+				if _, hit := cache.libraryType(id); !hit {
+					seenLib[id] = struct{}{}
+					libIDs = append(libIDs, id)
+				}
+			}
+		}
+		if id := strings.TrimSpace(row.SeriesID); id != "" {
+			if _, done := seenSeries[id]; !done {
+				if _, hit := cache.seriesTitle(id); !hit {
+					seenSeries[id] = struct{}{}
+					seriesIDs = append(seriesIDs, id)
+				}
+			}
+		}
+	}
+	if len(libIDs) > 0 {
+		var libs []model.Library
+		if err := e.repo.DB.WithContext(ctx).Select("id, type").Where("id IN ?", libIDs).Find(&libs).Error; err == nil {
+			found := map[string]string{}
+			for _, lib := range libs {
+				found[lib.ID] = lib.Type
+			}
+			for _, id := range libIDs {
+				typ, ok := found[id]
+				cache.setLibraryType(id, embyLibraryTypeEntry{typ: typ, found: ok})
+			}
+		}
+	}
+	if len(seriesIDs) > 0 {
+		var series []model.Series
+		if err := e.repo.DB.WithContext(ctx).Select("id, title").Where("id IN ?", seriesIDs).Find(&series).Error; err == nil {
+			for _, s := range series {
+				cache.setSeriesTitle(s.ID, s.Title)
+			}
+		}
+	}
+}
+
+// payloadLibraryType resolves a library type through the request cache,
+// falling back to a direct lookup when no cache is attached. found=false
+// means the library row does not exist (soft-deleted or orphaned id).
+func (e *EmbyService) payloadLibraryType(ctx context.Context, libraryID string) (typ string, found bool, err error) {
+	if cache, ok := ctx.Value(embyPayloadCacheKey{}).(*embyPayloadCache); ok {
+		if entry, hit := cache.libraryType(libraryID); hit {
+			return entry.typ, entry.found, nil
+		}
+		var lib model.Library
+		if dbErr := e.repo.DB.WithContext(ctx).Select("id, type").Where("id = ?", libraryID).First(&lib).Error; dbErr != nil {
+			cache.setLibraryType(libraryID, embyLibraryTypeEntry{})
+			return "", false, nil
+		}
+		cache.setLibraryType(lib.ID, embyLibraryTypeEntry{typ: lib.Type, found: true})
+		return lib.Type, true, nil
+	}
+	var lib model.Library
+	if err = e.repo.DB.WithContext(ctx).Select("id, type").Where("id = ?", libraryID).First(&lib).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return "", false, nil
+		}
+		return "", false, err
+	}
+	return lib.Type, true, nil
+}
+
+// payloadSeriesTitle resolves a series title through the request cache,
+// falling back to a direct lookup when no cache is attached.
+func (e *EmbyService) payloadSeriesTitle(ctx context.Context, seriesID string) (string, bool, error) {
+	if cache, ok := ctx.Value(embyPayloadCacheKey{}).(*embyPayloadCache); ok {
+		if title, hit := cache.seriesTitle(seriesID); hit {
+			return title, true, nil
+		}
+		var s model.Series
+		if err := e.repo.DB.WithContext(ctx).Select("id, title").Where("id = ?", seriesID).First(&s).Error; err != nil {
+			cache.setSeriesTitle(seriesID, "")
+			return "", true, nil
+		}
+		cache.setSeriesTitle(s.ID, s.Title)
+		return s.Title, true, nil
+	}
+	series, err := e.repo.Series.FindByID(ctx, seriesID)
+	if err != nil {
+		return "", false, err
+	}
+	if series == nil {
+		return "", false, nil
+	}
+	return series.Title, true, nil
+}

internal/service/emby_remote.go

@@ -316,6 +316,71 @@ func (r *EmbyRemoteService) AutoSeedMounts(ctx context.Context) {
 	}
 }
 
+// remoteConfigWithToken 解密账号配置并确保已有可用凭据（首次请求自动认证并
+// 回写 token 与 remote_user_id，等价于管理端「测试连接」），保证后续构造的
+// /Users/{userId} 路径使用远程真实用户 GUID，而不是未认证兜底的 "0"。
+func (r *EmbyRemoteService) remoteConfigWithToken(ctx context.Context, acct *model.StrmAccount) (*EmbyRemoteConfig, error) {
+	cfg, err := r.configOf(acct)
+	if err != nil {
+		return nil, err
+	}
+	if err := r.ensureToken(ctx, acct, cfg); err != nil {
+		return nil, err
+	}
+	// api_key 直连（未配用户名/密码）的账号认证步骤不会回填用户 ID；此时用
+	// api_key 拉一次用户列表取真实用户 ID 并回写，避免 /Users/{uid} 请求路径
+	// 落回兜底 "0" 被远程 Emby 拒绝（Unrecognized Guid format）。
+	if strings.TrimSpace(cfg.RemoteUserID) == "" {
+		r.resolveRemoteUserID(ctx, acct, cfg)
+	}
+	return cfg, nil
+}
+
+// resolveRemoteUserID 用已有 api_key 拉远程用户列表，把首个用户 ID 回写账号
+// 配置（取不到时静默跳过，保持兜底行为不变）。
+func (r *EmbyRemoteService) resolveRemoteUserID(ctx context.Context, acct *model.StrmAccount, cfg *EmbyRemoteConfig) {
+	if acct == nil || cfg == nil || strings.TrimSpace(cfg.Token) == "" || strings.TrimSpace(cfg.RemoteUserID) != "" {
+		return
+	}
+	q := url.Values{"api_key": {cfg.Token}}
+	var users []map[string]any
+	if err := r.doGet(ctx, acct, cfg, "/Users", q, &users); err != nil || len(users) == 0 {
+		return
+	}
+	uid := strings.TrimSpace(remoteItemString(users[0], "Id"))
+	if uid == "" {
+		return
+	}
+	cfg.RemoteUserID = uid
+	raw := map[string]string{}
+	_ = json.Unmarshal([]byte(acct.Config), &raw)
+	raw["remote_user_id"] = uid
+	data, err := json.Marshal(raw)
+	if err != nil {
+		return
+	}
+	acct.Config = string(data)
+	_ = r.repo.StrmAccount.Update(ctx, acct)
+}
+
+// CleanupOrphanMounts 清理账号已删除的残留挂载（老版本删除账号未级联），
+// 避免挂载计数/列表出现永远清不掉的孤儿数据。
+func (r *EmbyRemoteService) CleanupOrphanMounts(ctx context.Context) {
+	n, err := r.repo.EmbyMount.DeleteOrphans(ctx)
+	if err != nil {
+		if r.log != nil {
+			r.log.Warn("cleanup orphan emby mounts failed", zap.Error(err))
+		}
+		return
+	}
+	if n > 0 {
+		r.invalidateRemoteMediaCache(ctx)
+		if r.log != nil {
+			r.log.Info("cleaned up orphan emby mounts", zap.Int64("mounts", n))
+		}
+	}
+}
+
 // configOf 解密账号配置。
 func (r *EmbyRemoteService) configOf(acct *model.StrmAccount) (*EmbyRemoteConfig, error) {
 	raw := map[string]string{}
@@ -469,6 +534,10 @@ func (r *EmbyRemoteService) doGet(ctx context.Context, acct *model.StrmAccount,
 		}
 	}
 	if lastErr != nil {
+		if r.log != nil && acct != nil {
+			r.log.Warn("remote emby request failed",
+				zap.String("account", acct.Name), zap.String("path", path), zap.Error(lastErr))
+		}
 		return lastErr
 	}
 	return errors.New("远程 Emby 请求失败")
@@ -553,7 +622,7 @@ func (r *EmbyRemoteService) ProxyPlayOf(acct *model.StrmAccount) (bool, error) {
 
 // RemoteViews 拉取远程媒体库（View）列表，返回远程原始 view map（未重写）。
 func (r *EmbyRemoteService) RemoteViews(ctx context.Context, acct *model.StrmAccount) ([]map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -588,7 +657,7 @@ func (r *EmbyRemoteService) remoteUserID(cfg *EmbyRemoteConfig) string {
 // RemoteItems 向远程 Emby 转发 /Items 浏览/搜索请求，返回重写后的响应载荷。
 // p 的分页/排序/过滤参数原样转发，分页语义完全由远程承接。
 func (r *EmbyRemoteService) RemoteItems(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, p ItemsParams) (map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -633,7 +702,7 @@ func (r *EmbyRemoteService) RemoteItems(ctx context.Context, mount *model.EmbyMo
 // RemoteSearchMount 对单个挂载的媒体库执行全局搜索（ParentId=挂载的远程库，
 // Recursive 返回库内全部命中），结果归属明确可直接伪装。
 func (r *EmbyRemoteService) RemoteSearchMount(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, p ItemsParams) (map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -666,7 +735,7 @@ func (r *EmbyRemoteService) RemoteSearchMount(ctx context.Context, mount *model.
 
 // RemoteItem 拉取远程单条目详情（含响应的重写）。
 func (r *EmbyRemoteService) RemoteItem(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteID string) (map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -681,7 +750,7 @@ func (r *EmbyRemoteService) RemoteItem(ctx context.Context, mount *model.EmbyMou
 
 // RemoteLatest 拉取远程「最近添加」（用于 /Items/Latest 聚合）。
 func (r *EmbyRemoteService) RemoteLatest(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, parentID string, limit int) ([]map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -702,7 +771,7 @@ func (r *EmbyRemoteService) RemoteLatest(ctx context.Context, mount *model.EmbyM
 // 播放 URL：不代理=指向远程绝对地址（播放字节不过 MeBox）；代理=指向 MeBox
 // 本地 /Videos/{encodedID} 端点（由 ProxyVideoStream 反代）。
 func (r *EmbyRemoteService) RemotePlaybackInfo(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteID, userID string) (map[string]any, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}

internal/service/emby_remote_web.go

@@ -18,6 +18,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 )
 
@@ -57,7 +58,7 @@ func (r *EmbyRemoteService) RemoteLibraries(ctx context.Context) ([]RemoteLibrar
 			acctData[m.AccountID] = nil
 			continue
 		}
-		cfg, cfgErr := r.configOf(acct)
+		cfg, cfgErr := r.remoteConfigWithToken(ctx, acct)
 		if cfgErr != nil {
 			acctData[m.AccountID] = nil
 			continue
@@ -198,6 +199,9 @@ func (r *EmbyRemoteService) MapRemoteItemToMedia(ctx context.Context, mount *mod
 		media.CreatedAt = date
 		media.UpdatedAt = date
 	}
+	if date, ok := parseEmbyRemoteDate(remoteItemString(item, "DateLastMediaAdded")); ok {
+		media.UpdatedAt = date
+	}
 	// 只有远程明确存在图片标签才下发图片 URL。
 	if remoteItemHasImageTag(item, "Primary") {
 		media.PosterURL = r.remoteItemImageURL(cfg, remoteID, "Primary")
@@ -301,28 +305,28 @@ func (r *EmbyRemoteService) MapRemoteItemToMedia(ctx context.Context, mount *mod
 		media.SeasonNum = 0
 		media.EpisodeNum = 0
 	}
-		if mount != nil && strings.TrimSpace(mount.RemoteViewID) != "" {
-			libID := EncodeEmbyRemoteID(mount.ID, mount.RemoteViewID)
-			media.DisplayLibraryID = libID
-			media.LibraryID = libID
-			libName := strings.TrimSpace(mount.Name)
-			if libName == "" {
-				libName = strings.TrimSpace(mount.RemoteViewName)
-			}
-			if libName == "" && acct != nil {
-				libName = acct.Name
-			} else if acct != nil && acct.Name != "" && !strings.Contains(libName, acct.Name) {
-				libName = acct.Name + " · " + libName
-			}
-			media.LibraryName = libName
-			media.DisplayLibraryName = libName
+	if mount != nil && strings.TrimSpace(mount.RemoteViewID) != "" {
+		libID := EncodeEmbyRemoteID(mount.ID, mount.RemoteViewID)
+		media.DisplayLibraryID = libID
+		media.LibraryID = libID
+		libName := strings.TrimSpace(mount.Name)
+		if libName == "" {
+			libName = strings.TrimSpace(mount.RemoteViewName)
 		}
+		if libName == "" && acct != nil {
+			libName = acct.Name
+		} else if acct != nil && acct.Name != "" && !strings.Contains(libName, acct.Name) {
+			libName = acct.Name + " · " + libName
+		}
+		media.LibraryName = libName
+		media.DisplayLibraryName = libName
+	}
 	return media
 }
 
 // RemoteLibraryMedia 拉远程库直属条目（电影库=Movie，剧集库=Series），映射分页。
 func (r *EmbyRemoteService) RemoteLibraryMedia(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteViewID string, itemTypes string, offset, limit int) ([]model.Media, int64, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, 0, err
 	}
@@ -367,7 +371,7 @@ func (r *EmbyRemoteService) RemoteLibraryMedia(ctx context.Context, mount *model
 
 // RemoteMediaDetail 拉远程单条目映射为 Media（网页详情页）。
 func (r *EmbyRemoteService) RemoteMediaDetail(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteID string) (*model.Media, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -423,7 +427,7 @@ func (r *EmbyRemoteService) RemoteEpisodes(ctx context.Context, mount *model.Emb
 }
 
 func (r *EmbyRemoteService) remoteEpisodesOf(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, parentID string) ([]model.Media, int64, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, 0, err
 	}
@@ -451,8 +455,14 @@ func (r *EmbyRemoteService) remoteEpisodesOf(ctx context.Context, mount *model.E
 }
 
 // RemoteSeriesCards 远程剧集库的系列卡片（ChildCount 作为集数）。
+//
+// 远程 Emby 的 Series DTO 不会返回 DateLastMediaAdded 字段（即使请求 Fields
+// 也缺失），但其服务端排序支持 SortBy=DateLastContentAdded——即客户端"上次
+// 添加集日期"排序。因此这里直接按该键倒序分页拉全量，返回的卡片顺序与对方
+// Emby 客户端选择"上次添加集日期"完全一致；LastAddedAt 在远程提供字段时
+// 才填充，否则保持 nil（前端对无该值的卡片维持服务器顺序，不再回退加入日期）。
 func (r *EmbyRemoteService) RemoteSeriesCards(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteViewID string) ([]SeriesCard, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -465,28 +475,44 @@ func (r *EmbyRemoteService) RemoteSeriesCards(ctx context.Context, mount *model.
 	q.Set("ParentId", remoteViewID)
 	q.Set("IncludeItemTypes", "Series")
 	q.Set("Recursive", "false")
-	q.Set("StartIndex", "0")
+	q.Set("SortBy", "DateLastContentAdded")
+	q.Set("SortOrder", "Descending")
 	q.Set("Limit", "1000")
-	q.Set("Fields", "Overview,Genres,ProviderIds,Path,RecursiveItemCount,SeriesPrimaryImage,DateCreated,PremiereDate,ProductionYear,CommunityRating,CriticRating")
+	q.Set("Fields", "Overview,Genres,ProviderIds,Path,RecursiveItemCount,SeriesPrimaryImage,DateCreated,DateLastMediaAdded,PremiereDate,ProductionYear,CommunityRating,CriticRating")
 	var body struct {
-		Items []map[string]any `json:"Items"`
+		Items            []map[string]any `json:"Items"`
+		TotalRecordCount int64            `json:"TotalRecordCount"`
 	}
-	if err := r.doGet(ctx, acct, cfg, "/Users/"+url.PathEscape(r.remoteUserID(cfg))+"/Items", q, &body); err != nil {
-		return nil, err
-	}
-	cards := make([]SeriesCard, 0, len(body.Items))
-	for _, it := range body.Items {
-		RewriteEmbyRemoteIDs(it, mount.ID)
-		m := r.MapRemoteItemToMedia(ctx, mount, acct, cfg, it)
-		// 集数优先用递归条目数（ChildCount 只算直属 Season 文件夹数）。
-		count := remoteItemInt(it, "RecursiveItemCount")
-		if count == 0 {
-			count = remoteItemInt(it, "ChildCount")
+	cards := make([]SeriesCard, 0)
+	for startIndex := 0; ; startIndex += 1000 {
+		q.Set("StartIndex", strconv.Itoa(startIndex))
+		body.Items = nil
+		if err := r.doGet(ctx, acct, cfg, "/Users/"+url.PathEscape(r.remoteUserID(cfg))+"/Items", q, &body); err != nil {
+			return nil, err
 		}
-		if count == 0 {
-			count = 1
+		if len(body.Items) == 0 {
+			break
+		}
+		for _, it := range body.Items {
+			RewriteEmbyRemoteIDs(it, mount.ID)
+			m := r.MapRemoteItemToMedia(ctx, mount, acct, cfg, it)
+			// 集数优先用递归条目数（ChildCount 只算直属 Season 文件夹数）。
+			count := remoteItemInt(it, "RecursiveItemCount")
+			if count == 0 {
+				count = remoteItemInt(it, "ChildCount")
+			}
+			if count == 0 {
+				count = 1
+			}
+			var lastAdded *time.Time
+			if date, ok := parseEmbyRemoteDate(remoteItemString(it, "DateLastMediaAdded")); ok {
+				lastAdded = &date
+			}
+			cards = append(cards, SeriesCard{Key: m.ID, Rep: m, LinkMedia: m, Count: count, LastAddedAt: lastAdded})
+		}
+		if int64(len(cards)) >= body.TotalRecordCount || len(body.Items) < 1000 {
+			break
 		}
-		cards = append(cards, SeriesCard{Key: m.ID, Rep: m, LinkMedia: m, Count: count})
 	}
 	if r.cache != nil {
 		r.cache.SetJSON(ctx, cacheKey, cards, r.remoteMediaCacheTTL())
@@ -496,7 +522,7 @@ func (r *EmbyRemoteService) RemoteSeriesCards(ctx context.Context, mount *model.
 
 // RemoteLatestCards 远程库最新条目（首页预览卡片），映射 SeriesCard。
 func (r *EmbyRemoteService) RemoteLatestCards(ctx context.Context, mount *model.EmbyMount, acct *model.StrmAccount, remoteViewID string, limit int) ([]SeriesCard, error) {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return nil, err
 	}
@@ -512,13 +538,21 @@ func (r *EmbyRemoteService) RemoteLatestCards(ctx context.Context, mount *model.
 	cards := make([]SeriesCard, 0, len(items))
 	for _, it := range items {
 		m := r.MapRemoteItemToMedia(ctx, mount, acct, cfg, it)
-		cards = append(cards, SeriesCard{Key: m.ID, Rep: m, LinkMedia: m, Count: 0})
-	}
-		if r.cache != nil {
-			r.cache.SetJSON(ctx, cacheKey, cards, r.remoteMediaCacheTTL())
+		var lastAdded *time.Time
+		if !m.UpdatedAt.IsZero() {
+			t := m.UpdatedAt
+			lastAdded = &t
+		} else if !m.CreatedAt.IsZero() {
+			t := m.CreatedAt
+			lastAdded = &t
 		}
-		return cards, nil
+		cards = append(cards, SeriesCard{Key: m.ID, Rep: m, LinkMedia: m, Count: 0, LastAddedAt: lastAdded})
 	}
+	if r.cache != nil {
+		r.cache.SetJSON(ctx, cacheKey, cards, r.remoteMediaCacheTTL())
+	}
+	return cards, nil
+}
 
 // RemoteSearchMedia 在全部启用的挂载库中并发搜索影视条目（Movie,Series），
 // 并将远程结果映射为 model.Media。遵循当前用户的 MediaVisibility 权限规则。
@@ -579,7 +613,7 @@ func (r *EmbyRemoteService) RemoteSearchMedia(ctx context.Context, query string,
 		if acct == nil {
 			continue
 		}
-		cfg, cfgErr := r.configOf(acct)
+		cfg, cfgErr := r.remoteConfigWithToken(ctx, acct)
 		if cfgErr != nil {
 			continue
 		}
@@ -609,32 +643,34 @@ func (r *EmbyRemoteService) RemoteSearchMedia(ctx context.Context, query string,
 				return
 			}
 
-			q := url.Values{}
-			q.Set("ParentId", target.mount.RemoteViewID)
-			q.Set("Recursive", "true")
-			q.Set("SearchTerm", query)
-			q.Set("IncludeItemTypes", "Movie,Series")
-			q.Set("Fields", "Overview,Genres,ProviderIds,Path,SeriesPrimaryImage,MediaStreams,MediaSources,DateCreated,PremiereDate,ProductionYear,CommunityRating,CriticRating")
-			q.Set("Limit", strconv.Itoa(limit))
-			q.Set("StartIndex", "0")
+			helper.Run(r.log, "emby.remoteSearch", func() {
+				q := url.Values{}
+				q.Set("ParentId", target.mount.RemoteViewID)
+				q.Set("Recursive", "true")
+				q.Set("SearchTerm", query)
+				q.Set("IncludeItemTypes", "Movie,Series")
+				q.Set("Fields", "Overview,Genres,ProviderIds,Path,SeriesPrimaryImage,MediaStreams,MediaSources,DateCreated,DateLastMediaAdded,PremiereDate,ProductionYear,CommunityRating,CriticRating")
+				q.Set("Limit", strconv.Itoa(limit))
+				q.Set("StartIndex", "0")
 
-			var body struct {
-				Items []map[string]any `json:"Items"`
-			}
-			if err := r.doGet(searchCtx, target.acct, target.cfg, "/Users/"+url.PathEscape(r.remoteUserID(target.cfg))+"/Items", q, &body); err != nil {
-				if r.log != nil {
-					r.log.Warn("remote search failed",
-						zap.String("mount", target.mount.RemoteViewName), zap.Error(err))
+				var body struct {
+					Items []map[string]any `json:"Items"`
 				}
-				return
-			}
-			medias := make([]model.Media, 0, len(body.Items))
-			for _, it := range body.Items {
-				RewriteEmbyRemoteIDs(it, target.mount.ID)
-				m := r.MapRemoteItemToMedia(searchCtx, &target.mount, target.acct, target.cfg, it)
-				medias = append(medias, m)
-			}
-			results[idx] = searchResult{items: medias}
+				if err := r.doGet(searchCtx, target.acct, target.cfg, "/Users/"+url.PathEscape(r.remoteUserID(target.cfg))+"/Items", q, &body); err != nil {
+					if r.log != nil {
+						r.log.Warn("remote search failed",
+							zap.String("mount", target.mount.RemoteViewName), zap.Error(err))
+					}
+					return
+				}
+				medias := make([]model.Media, 0, len(body.Items))
+				for _, it := range body.Items {
+					RewriteEmbyRemoteIDs(it, target.mount.ID)
+					m := r.MapRemoteItemToMedia(searchCtx, &target.mount, target.acct, target.cfg, it)
+					medias = append(medias, m)
+				}
+				results[idx] = searchResult{items: medias}
+			})
 		}(i, t)
 	}
 	wg.Wait()
@@ -661,7 +697,7 @@ func (r *EmbyRemoteService) WebStreamURL(ctx context.Context, acct *model.StrmAc
 
 // remoteItemType 轻量查询远程条目 Type（避免依赖映射载荷）。
 func (r *EmbyRemoteService) remoteItemType(ctx context.Context, acct *model.StrmAccount, remoteID string) string {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return ""
 	}
@@ -674,7 +710,7 @@ func (r *EmbyRemoteService) remoteItemType(ctx context.Context, acct *model.Strm
 
 // remoteItemSeriesID 轻量查询 Episode 的 SeriesId。
 func (r *EmbyRemoteService) remoteItemSeriesID(ctx context.Context, acct *model.StrmAccount, remoteID string) string {
-	cfg, err := r.configOf(acct)
+	cfg, err := r.remoteConfigWithToken(ctx, acct)
 	if err != nil {
 		return ""
 	}

internal/service/emby_remote_web_test.go

@@ -5,6 +5,8 @@ import (
 	"encoding/json"
 	"net/http"
 	"net/http/httptest"
+	"strings"
+	"sync/atomic"
 	"testing"
 	"time"
 
@@ -68,10 +70,227 @@ func TestMapRemoteItemToMediaCriticRatingFallback(t *testing.T) {
 	if media.Rating != 9.2 {
 		t.Fatalf("Rating = %f, want 9.2 from CriticRating", media.Rating)
 	}
-		if media.Year != 2022 {
-			t.Fatalf("Year = %d, want 2022 from PremiereDate", media.Year)
-		}
+	if media.Year != 2022 {
+		t.Fatalf("Year = %d, want 2022 from PremiereDate", media.Year)
 	}
+}
+
+func TestMapRemoteItemToMediaDateLastMediaAdded(t *testing.T) {
+	svc := &EmbyRemoteService{}
+	mount := &model.EmbyMount{Base: model.Base{ID: "mount-1"}}
+	acct := &model.StrmAccount{Base: model.Base{ID: "acct-1"}}
+	cfg := &EmbyRemoteConfig{BaseURL: "http://localhost:8096"}
+
+	item := map[string]any{
+		"Id":                 "series-1",
+		"Name":               "测试剧集",
+		"DateCreated":        "2023-01-01T00:00:00.0000000Z",
+		"DateLastMediaAdded": "2024-05-20T10:00:00.0000000Z",
+	}
+
+	media := svc.MapRemoteItemToMedia(context.Background(), mount, acct, cfg, item)
+	expectedCreated, _ := time.Parse(time.RFC3339, "2023-01-01T00:00:00Z")
+	expectedLastAdded, _ := time.Parse(time.RFC3339, "2024-05-20T10:00:00Z")
+	if !media.CreatedAt.Equal(expectedCreated) {
+		t.Fatalf("CreatedAt = %v, want %v", media.CreatedAt, expectedCreated)
+	}
+	if !media.UpdatedAt.Equal(expectedLastAdded) {
+		t.Fatalf("UpdatedAt = %v, want %v", media.UpdatedAt, expectedLastAdded)
+	}
+}
+
+func TestRemoteSeriesCardsAutoAuthOnFirstBrowse(t *testing.T) {
+	// 模拟远程 Emby：未认证兜底用户 ID "0" 被拒绝（与真实服务器一致），
+	// 只有认证拿到的真实用户 GUID 才能浏览。
+	var zeroUserHits atomic.Int32
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.Method == http.MethodPost && strings.HasSuffix(r.URL.Path, "/AuthenticateByName") {
+			w.Header().Set("Content-Type", "application/json")
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"AccessToken": "real-token",
+				"User":        map[string]any{"Id": "real-user-guid"},
+			})
+			return
+		}
+		if r.URL.Path == "/emby/Users/0/Items" {
+			zeroUserHits.Add(1)
+			w.WriteHeader(http.StatusInternalServerError)
+			_, _ = w.Write([]byte("Unrecognized Guid format."))
+			return
+		}
+		if r.URL.Path == "/emby/Users/real-user-guid/Items" {
+			q := r.URL.Query()
+			if q.Get("ParentId") != "view-1" || q.Get("IncludeItemTypes") != "Series" {
+				w.WriteHeader(http.StatusBadRequest)
+				return
+			}
+			w.Header().Set("Content-Type", "application/json")
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"TotalRecordCount": 1,
+				"Items": []map[string]any{
+					{
+						"Id":                 "series-100",
+						"Name":               "测试剧",
+						"Type":               "Series",
+						"ProductionYear":     2024,
+						"RecursiveItemCount": 12,
+						"ChildCount":         2,
+					},
+				},
+			})
+			return
+		}
+		w.WriteHeader(http.StatusNotFound)
+	}))
+	defer server.Close()
+
+	db := newServiceTestDB(t, &model.StrmAccount{}, &model.EmbyMount{})
+	repos := repository.New(db)
+	svc := NewEmbyRemoteService(&config.Config{}, zap.NewNop(), repos, NewCryptoService("", zap.NewNop()))
+
+	// 账号只配置了用户名/密码，从未「测试连接」：无 api_key、无 remote_user_id。
+	rawConfig, _ := json.Marshal(map[string]string{
+		"url":      server.URL,
+		"username": "user",
+		"password": "pass",
+	})
+	acct := &model.StrmAccount{
+		Base:     model.Base{ID: "acct-1"},
+		Name:     "test-emby",
+		Provider: model.StrmProviderEmbyRemote,
+		Config:   string(rawConfig),
+		Enabled:  true,
+	}
+	if err := repos.StrmAccount.Create(t.Context(), acct); err != nil {
+		t.Fatalf("create account: %v", err)
+	}
+	mount := &model.EmbyMount{
+		Base:           model.Base{ID: "mount-1"},
+		AccountID:      acct.ID,
+		RemoteViewID:   "view-1",
+		RemoteViewName: "剧集库",
+		CollectionType: "tvshows",
+		Enabled:        true,
+	}
+	if err := repos.EmbyMount.Create(t.Context(), mount); err != nil {
+		t.Fatalf("create mount: %v", err)
+	}
+
+	cards, err := svc.RemoteSeriesCards(t.Context(), mount, acct, "view-1")
+	if err != nil {
+		t.Fatalf("RemoteSeriesCards on first browse failed: %v", err)
+	}
+	if len(cards) != 1 {
+		t.Fatalf("cards = %d, want 1", len(cards))
+	}
+	if cards[0].Rep.Title != "测试剧" {
+		t.Fatalf("title = %q, want 测试剧", cards[0].Rep.Title)
+	}
+	if cards[0].Count != 12 {
+		t.Fatalf("count = %d, want 12 (RecursiveItemCount)", cards[0].Count)
+	}
+	if n := zeroUserHits.Load(); n != 0 {
+		t.Fatalf("request hit /Users/0/Items %d time(s), want 0 (must use real user id)", n)
+	}
+
+	// 首次浏览自动认证应把 token 与 remote_user_id 回写账号配置（等价于测试连接）。
+	stored := map[string]string{}
+	if err := json.Unmarshal([]byte(acct.Config), &stored); err != nil {
+		t.Fatalf("decode account config: %v", err)
+	}
+	if stored["api_key"] == "" {
+		t.Fatalf("account config missing api_key after first browse: %v", stored)
+	}
+	if stored["remote_user_id"] != "real-user-guid" {
+		t.Fatalf("remote_user_id = %q, want real-user-guid (config %v)", stored["remote_user_id"], stored)
+	}
+
+	// 第二次浏览不再需要认证步骤，直接命中真实用户 ID。
+	if _, err := svc.RemoteSeriesCards(t.Context(), mount, acct, "view-1"); err != nil {
+		t.Fatalf("RemoteSeriesCards second browse failed: %v", err)
+	}
+}
+
+func TestRemoteSeriesCardsResolveUserIDFromAPIKey(t *testing.T) {
+	// api_key 直连场景：账号只填了 token（无用户名/密码），从未回写过
+	// remote_user_id。首次浏览应通过 /Users 列表解析出真实用户 GUID。
+	var zeroUserHits atomic.Int32
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path == "/emby/Users" {
+			w.Header().Set("Content-Type", "application/json")
+			_ = json.NewEncoder(w).Encode([]map[string]any{
+				{"Id": "real-user-guid", "Name": "admin"},
+			})
+			return
+		}
+		if r.URL.Path == "/emby/Users/0/Items" {
+			zeroUserHits.Add(1)
+			w.WriteHeader(http.StatusInternalServerError)
+			_, _ = w.Write([]byte("Unrecognized Guid format."))
+			return
+		}
+		if r.URL.Path == "/emby/Users/real-user-guid/Items" {
+			w.Header().Set("Content-Type", "application/json")
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"TotalRecordCount": 1,
+				"Items": []map[string]any{
+					{"Id": "series-200", "Name": "API剧", "Type": "Series", "RecursiveItemCount": 8},
+				},
+			})
+			return
+		}
+		w.WriteHeader(http.StatusNotFound)
+	}))
+	defer server.Close()
+
+	db := newServiceTestDB(t, &model.StrmAccount{}, &model.EmbyMount{})
+	repos := repository.New(db)
+	svc := NewEmbyRemoteService(&config.Config{}, zap.NewNop(), repos, NewCryptoService("", zap.NewNop()))
+
+	rawConfig, _ := json.Marshal(map[string]string{
+		"url":   server.URL,
+		"token": "api-key-only",
+	})
+	acct := &model.StrmAccount{
+		Base:     model.Base{ID: "acct-2"},
+		Name:     "api-key-emby",
+		Provider: model.StrmProviderEmbyRemote,
+		Config:   string(rawConfig),
+		Enabled:  true,
+	}
+	if err := repos.StrmAccount.Create(t.Context(), acct); err != nil {
+		t.Fatalf("create account: %v", err)
+	}
+	mount := &model.EmbyMount{
+		Base:           model.Base{ID: "mount-2"},
+		AccountID:      acct.ID,
+		RemoteViewID:   "view-2",
+		RemoteViewName: "剧集库",
+		CollectionType: "tvshows",
+		Enabled:        true,
+	}
+	if err := repos.EmbyMount.Create(t.Context(), mount); err != nil {
+		t.Fatalf("create mount: %v", err)
+	}
+
+	cards, err := svc.RemoteSeriesCards(t.Context(), mount, acct, "view-2")
+	if err != nil {
+		t.Fatalf("RemoteSeriesCards with api_key only failed: %v", err)
+	}
+	if len(cards) != 1 || cards[0].Rep.Title != "API剧" {
+		t.Fatalf("cards = %#v, want 1 card 测试剧", cards)
+	}
+	if n := zeroUserHits.Load(); n != 0 {
+		t.Fatalf("request hit /Users/0/Items %d time(s), want 0", n)
+	}
+	stored := map[string]string{}
+	if err := json.Unmarshal([]byte(acct.Config), &stored); err != nil {
+		t.Fatalf("decode account config: %v", err)
+	}
+	if stored["remote_user_id"] != "real-user-guid" {
+		t.Fatalf("remote_user_id = %q, want real-user-guid (config %v)", stored["remote_user_id"], stored)
+	}
+}
 
 func TestRemoteSearchMedia(t *testing.T) {
 	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

internal/service/emby_series.go

@@ -10,19 +10,20 @@ import (
 )
 
 type embySeriesGroup struct {
-	ID          string
-	LibraryID   string
-	Name        string
-	PosterURL   string
-	BackdropURL string
-	Overview    string
-	Rating      float32
-	Year        int
-	ReleaseDate string
-	TMDbID      int
-	BangumiID   int
-	CreatedAt   time.Time
-	Episodes    []model.Media
+	ID                 string
+	LibraryID          string
+	Name               string
+	PosterURL          string
+	BackdropURL        string
+	Overview           string
+	Rating             float32
+	Year               int
+	ReleaseDate        string
+	TMDbID             int
+	BangumiID          int
+	CreatedAt          time.Time
+	DateLastMediaAdded time.Time
+	Episodes           []model.Media
 }
 
 type embySeasonGroup struct {
@@ -49,11 +50,15 @@ func (e *EmbyService) findSeriesGroup(ctx context.Context, id, userID string) (e
 	q = e.applyUserMediaVisibility(ctx, q, userID)
 	if !strings.HasPrefix(id, embyVirtualSeriesPrefix) {
 		q = q.Where("series_id = ?", id)
+	} else {
+		// 虚拟 series ID 只可能来自 series_id 为空的媒体：
+		// 有 series_id 时分组 key 就是 series_id 本身（UUID，不带虚拟前缀）。
+		q = q.Where("series_id IS NULL OR series_id = ''")
 	}
 	if err := q.Order("media.season_num asc, media.episode_num asc, media.created_at asc").Limit(embySeriesGroupingLimit).Find(&rows).Error; err != nil {
 		return embySeriesGroup{}, false, err
 	}
-	for _, group := range e.seriesGroupsFromMedia(rows) {
+	for _, group := range e.seriesGroupsFromMedia(ctx, rows) {
 		if group.ID == id {
 			e.rememberSeriesGroup(group)
 			return group, true, nil
@@ -63,19 +68,20 @@ func (e *EmbyService) findSeriesGroup(ctx context.Context, id, userID string) (e
 		if series, err := e.repo.Series.FindByID(ctx, id); err != nil {
 			return embySeriesGroup{}, false, err
 		} else if series != nil {
-			return embySeriesGroup{
-				ID:          series.ID,
-				LibraryID:   series.LibraryID,
-				Name:        series.Title,
-				PosterURL:   series.PosterURL,
-				BackdropURL: series.BackdropURL,
-				Overview:    series.Overview,
-				Rating:      series.Rating,
-				Year:        series.Year,
-				TMDbID:      series.TMDbID,
-				BangumiID:   series.BangumiID,
-				CreatedAt:   series.CreatedAt,
-			}, true, nil
+				return embySeriesGroup{
+					ID:                 series.ID,
+					LibraryID:          series.LibraryID,
+					Name:               series.Title,
+					PosterURL:          series.PosterURL,
+					BackdropURL:        series.BackdropURL,
+					Overview:           series.Overview,
+					Rating:             series.Rating,
+					Year:               series.Year,
+					TMDbID:             series.TMDbID,
+					BangumiID:          series.BangumiID,
+					CreatedAt:          series.CreatedAt,
+					DateLastMediaAdded: series.CreatedAt,
+				}, true, nil
 		}
 	}
 	return embySeriesGroup{}, false, nil
@@ -88,9 +94,18 @@ func (e *EmbyService) findSeasonGroup(ctx context.Context, id, userID string) (e
 	if season, ok := e.cachedSeasonGroup(id); ok {
 		return season, true, nil
 	}
+	// 虚拟 Season ID 是 hash(seriesKey, seasonNum)，无法反解出 series。
+	// 常见情况（已刮削、series_id 非空）先用一条小型 DISTINCT 查询枚举候选对，
+	// 在内存中算哈希匹配，命中后只加载该一部剧的剧集行，避免整库扫描。
+	if season, ok, err := e.findSeasonGroupBySeriesCandidates(ctx, id, userID); err != nil {
+		return embySeasonGroup{}, false, err
+	} else if ok {
+		return season, true, nil
+	}
+	// 回退：未刮削（series_id 为空，虚拟 key 由库名+名称派生）的媒体只能全量分组。
 	var rows []model.Media
 	q := e.repo.DB.WithContext(ctx).Model(&model.Media{}).
-		Where("season_num > 0 OR episode_num > 0")
+		Where("(series_id IS NULL OR series_id = '') AND (season_num > 0 OR episode_num > 0)")
 	q = e.applyUserMediaVisibility(ctx, q, userID)
 	if err := q.
 		Order("media.season_num asc, media.episode_num asc, media.created_at asc").
@@ -98,7 +113,7 @@ func (e *EmbyService) findSeasonGroup(ctx context.Context, id, userID string) (e
 		Find(&rows).Error; err != nil {
 		return embySeasonGroup{}, false, err
 	}
-	for _, series := range e.seriesGroupsFromMedia(rows) {
+	for _, series := range e.seriesGroupsFromMedia(ctx, rows) {
 		for _, season := range e.seasonsForSeries(series) {
 			if season.ID == id {
 				e.rememberSeriesGroup(series)
@@ -109,30 +124,93 @@ func (e *EmbyService) findSeasonGroup(ctx context.Context, id, userID string) (e
 	return embySeasonGroup{}, false, nil
 }
 
-func (e *EmbyService) seriesGroupsFromMedia(rows []model.Media) []embySeriesGroup {
+// findSeasonGroupBySeriesCandidates resolves virtual season IDs for media that
+// carry a real series_id: enumerate distinct (series_id, season_num) pairs via
+// SQL, hash each candidate to find the matching season, then load only that
+// one series' episodes.
+func (e *EmbyService) findSeasonGroupBySeriesCandidates(ctx context.Context, id, userID string) (embySeasonGroup, bool, error) {
+	type seasonCandidate struct {
+		SeriesID  string
+		SeasonNum int
+	}
+	var candidates []seasonCandidate
+	q := e.repo.DB.WithContext(ctx).Model(&model.Media{}).
+		Select("DISTINCT series_id, season_num").
+		Where("series_id <> '' AND (season_num > 0 OR episode_num > 0)")
+	q = e.applyUserMediaVisibility(ctx, q, userID)
+	if err := q.Find(&candidates).Error; err != nil {
+		return embySeasonGroup{}, false, err
+	}
+	matched := make([]string, 0, 1)
+	for _, cand := range candidates {
+		if seasonID(cand.SeriesID, cand.SeasonNum) == id {
+			matched = append(matched, cand.SeriesID)
+		}
+	}
+	for _, matchedSeries := range matched {
+		season, ok, err := e.seasonGroupForSeries(ctx, id, matchedSeries, userID)
+		if err != nil || ok {
+			return season, ok, err
+		}
+	}
+	return embySeasonGroup{}, false, nil
+}
+
+// seasonGroupForSeries rebuilds the season groups of one series (small row
+// set) and returns the one matching the virtual season id.
+func (e *EmbyService) seasonGroupForSeries(ctx context.Context, id, seriesID, userID string) (embySeasonGroup, bool, error) {
+	var rows []model.Media
+	rq := e.repo.DB.WithContext(ctx).Model(&model.Media{}).
+		Where("series_id = ? AND (season_num > 0 OR episode_num > 0)", seriesID)
+	rq = e.applyUserMediaVisibility(ctx, rq, userID)
+	if err := rq.
+		Order("media.season_num asc, media.episode_num asc, media.created_at asc").
+		Limit(embySeriesGroupingLimit).
+		Find(&rows).Error; err != nil {
+		return embySeasonGroup{}, false, err
+	}
+	for _, series := range e.seriesGroupsFromMedia(ctx, rows) {
+		if series.ID != seriesID {
+			continue
+		}
+		for _, season := range e.seasonsForSeries(series) {
+			if season.ID == id {
+				e.rememberSeriesGroup(series)
+				return season, true, nil
+			}
+		}
+	}
+	return embySeasonGroup{}, false, nil
+}
+
+func (e *EmbyService) seriesGroupsFromMedia(ctx context.Context, rows []model.Media) []embySeriesGroup {
 	byID := map[string]*embySeriesGroup{}
 	order := []string{}
 	for _, row := range rows {
 		row := row
-		seriesID := e.seriesIDForMedia(&row)
+		seriesID := e.seriesIDForMedia(ctx, &row)
 		group, ok := byID[seriesID]
 		if !ok {
-			group = &embySeriesGroup{
-				ID:          seriesID,
-				LibraryID:   row.LibraryID,
-				Name:        e.seriesNameForMedia(&row),
-				Year:        row.Year,
-				ReleaseDate: row.ReleaseDate,
-				TMDbID:      row.TMDbID,
-				BangumiID:   row.BangumiID,
-				CreatedAt:   row.CreatedAt,
+				group = &embySeriesGroup{
+					ID:                 seriesID,
+					LibraryID:          row.LibraryID,
+					Name:               e.seriesNameForMedia(ctx, &row),
+					Year:               row.Year,
+					ReleaseDate:        row.ReleaseDate,
+					TMDbID:             row.TMDbID,
+					BangumiID:          row.BangumiID,
+					CreatedAt:          row.CreatedAt,
+					DateLastMediaAdded: row.CreatedAt,
+				}
+				byID[seriesID] = group
+				order = append(order, seriesID)
+			}
+			if row.CreatedAt.Before(group.CreatedAt) || group.CreatedAt.IsZero() {
+				group.CreatedAt = row.CreatedAt
+			}
+			if row.CreatedAt.After(group.DateLastMediaAdded) {
+				group.DateLastMediaAdded = row.CreatedAt
 			}
-			byID[seriesID] = group
-			order = append(order, seriesID)
-		}
-		if row.CreatedAt.After(group.CreatedAt) {
-			group.CreatedAt = row.CreatedAt
-		}
 		if strings.TrimSpace(row.ReleaseDate) != "" && mediaReleaseSortTime(row).After(embySeriesReleaseSortTime(*group)) {
 			group.ReleaseDate = row.ReleaseDate
 			if row.Year > 0 {

internal/service/emby_series_hierarchy_test.go

@@ -429,10 +429,87 @@ func TestInferSeriesNameFromPath(t *testing.T) {
 			want: "间谍过家家",
 		},
 	}
-	for _, tc := range tests {
-		got := inferSeriesNameFromPath(tc.path)
-		if got != tc.want {
-			t.Errorf("inferSeriesNameFromPath(%q) = %q, want %q", tc.path, got, tc.want)
+			for _, tc := range tests {
+				got := inferSeriesNameFromPath(tc.path)
+				if got != tc.want {
+					t.Errorf("inferSeriesNameFromPath(%q) = %q, want %q", tc.path, got, tc.want)
+				}
+			}
+		}
+
+func TestEmbySeriesSortByDateLastMediaAdded(t *testing.T) {
+	svc := newTestEmbyService(t)
+	lib := model.Library{Name: "测试剧库", Path: `/media/tv`, Type: "tv", Enabled: true}
+	if err := svc.repo.Library.Create(t.Context(), &lib); err != nil {
+		t.Fatalf("create library: %v", err)
+	}
+	t0 := time.Date(2025, 1, 1, 0, 0, 0, 0, time.UTC)
+	tOld := time.Date(2025, 6, 1, 0, 0, 0, 0, time.UTC)
+	tNew := time.Date(2026, 8, 1, 0, 0, 0, 0, time.UTC)
+
+	// Series A: 较早创建，但最近添加了新一集 (Last episode at tNew)
+	// Series B: 较晚创建，但最后一集在 tOld
+	rows := []model.Media{
+		{
+			Base:       model.Base{ID: "showA-ep01", CreatedAt: t0, UpdatedAt: t0},
+			LibraryID:  lib.ID,
+			Title:      "剧集A",
+			Path:       `/media/tv/剧集A/Season 01/剧集A.S01E01.mkv`,
+			SeasonNum:  1,
+			EpisodeNum: 1,
+		},
+		{
+			Base:       model.Base{ID: "showA-ep02", CreatedAt: tNew, UpdatedAt: tNew},
+			LibraryID:  lib.ID,
+			Title:      "剧集A",
+			Path:       `/media/tv/剧集A/Season 01/剧集A.S01E02.mkv`,
+			SeasonNum:  1,
+			EpisodeNum: 2,
+		},
+		{
+			Base:       model.Base{ID: "showB-ep01", CreatedAt: tOld.Add(-24 * time.Hour), UpdatedAt: tOld.Add(-24 * time.Hour)},
+			LibraryID:  lib.ID,
+			Title:      "剧集B",
+			Path:       `/media/tv/剧集B/Season 01/剧集B.S01E01.mkv`,
+			SeasonNum:  1,
+			EpisodeNum: 1,
+		},
+		{
+			Base:       model.Base{ID: "showB-ep02", CreatedAt: tOld, UpdatedAt: tOld},
+			LibraryID:  lib.ID,
+			Title:      "剧集B",
+			Path:       `/media/tv/剧集B/Season 01/剧集B.S01E02.mkv`,
+			SeasonNum:  1,
+			EpisodeNum: 2,
+		},
+	}
+	for _, m := range rows {
+		if err := svc.repo.DB.Create(&m).Error; err != nil {
+			t.Fatalf("create media: %v", err)
 		}
 	}
+
+	// 降序排序：剧集A最后一集在 tNew，剧集B最后一集在 tOld，剧集A应排在第一位
+	res, err := svc.Items(t.Context(), ItemsParams{
+		ParentID:  lib.ID,
+		SortBy:    "DateLastMediaAdded",
+		SortOrder: "Descending",
+		Limit:     10,
+	})
+	if err != nil {
+		t.Fatalf("items DateLastMediaAdded: %v", err)
+	}
+	items := res["Items"].([]map[string]any)
+	if len(items) != 2 {
+		t.Fatalf("items count = %d, want 2", len(items))
+	}
+	if items[0]["Name"] != "剧集A" {
+		t.Fatalf("first item = %v, want 剧集A (last episode at tNew)", items[0]["Name"])
+	}
+	if items[1]["Name"] != "剧集B" {
+		t.Fatalf("second item = %v, want 剧集B", items[1]["Name"])
+	}
+	if items[0]["DateLastMediaAdded"] != tNew {
+		t.Fatalf("DateLastMediaAdded = %v, want %v", items[0]["DateLastMediaAdded"], tNew)
+	}
 }

internal/service/emby_series_ids.go

@@ -14,21 +14,22 @@ import (
 	"github.com/truewhile/MeBox/internal/model"
 )
 
-func (e *EmbyService) seriesIDForMedia(m *model.Media) string {
+func (e *EmbyService) seriesIDForMedia(ctx context.Context, m *model.Media) string {
 	if strings.TrimSpace(m.SeriesID) != "" {
 		return m.SeriesID
 	}
-	return stableEmbyID(embyVirtualSeriesPrefix, m.LibraryID, e.seriesNameForMedia(m))
+	return stableEmbyID(embyVirtualSeriesPrefix, m.LibraryID, e.seriesNameForMedia(ctx, m))
 }
 
-func (e *EmbyService) seasonIDForMedia(m *model.Media) string {
-	return seasonID(e.seriesIDForMedia(m), m.SeasonNum)
+func (e *EmbyService) seasonIDForMedia(ctx context.Context, m *model.Media) string {
+	return seasonID(e.seriesIDForMedia(ctx, m), m.SeasonNum)
 }
 
-func (e *EmbyService) seriesNameForMedia(m *model.Media) string {
+func (e *EmbyService) seriesNameForMedia(ctx context.Context, m *model.Media) string {
 	if strings.TrimSpace(m.SeriesID) != "" {
-		if series, err := e.repo.Series.FindByID(context.Background(), m.SeriesID); err == nil && series != nil && strings.TrimSpace(series.Title) != "" {
-			return series.Title
+		// 走请求级缓存；无缓存 ctx 时退化为单次查询。
+		if title, ok, err := e.payloadSeriesTitle(ctx, m.SeriesID); err == nil && ok && strings.TrimSpace(title) != "" {
+			return title
 		}
 	}
 	if strings.EqualFold(strings.TrimSpace(m.ScrapeStatus), "matched") && strings.TrimSpace(m.Title) != "" {
@@ -125,13 +126,28 @@ func sortSeriesGroups(groups []embySeriesGroup, p ItemsParams) {
 			}
 			return groups[i].Name < groups[j].Name
 		})
-	case "datecreated":
-		sort.SliceStable(groups, func(i, j int) bool {
-			if strings.EqualFold(p.SortOrder, "Ascending") {
-				return groups[i].CreatedAt.Before(groups[j].CreatedAt)
-			}
-			return groups[i].CreatedAt.After(groups[j].CreatedAt)
-		})
+		case "datecreated":
+			sort.SliceStable(groups, func(i, j int) bool {
+				if strings.EqualFold(p.SortOrder, "Ascending") {
+					return groups[i].CreatedAt.Before(groups[j].CreatedAt)
+				}
+				return groups[i].CreatedAt.After(groups[j].CreatedAt)
+			})
+		case "datelastmediaadded", "datelastcontentadded":
+			sort.SliceStable(groups, func(i, j int) bool {
+				tI := groups[i].DateLastMediaAdded
+				if tI.IsZero() {
+					tI = groups[i].CreatedAt
+				}
+				tJ := groups[j].DateLastMediaAdded
+				if tJ.IsZero() {
+					tJ = groups[j].CreatedAt
+				}
+				if strings.EqualFold(p.SortOrder, "Ascending") {
+					return tI.Before(tJ)
+				}
+				return tI.After(tJ)
+			})
 	default:
 		sort.SliceStable(groups, func(i, j int) bool {
 			if strings.EqualFold(p.SortOrder, "Ascending") {

internal/service/emby_series_payload.go

@@ -10,22 +10,27 @@ func (e *EmbyService) seriesPayload(group embySeriesGroup) map[string]any {
 	if group.BackdropURL != "" {
 		backdropTags = append(backdropTags, group.ID+"-bd")
 	}
-	item := map[string]any{
-		"Id":                 group.ID,
-		"Name":               group.Name,
-		"ServerId":           embyServerID,
-		"Type":               "Series",
-		"MediaType":          "Video",
-		"IsFolder":           true,
-		"ParentId":           group.LibraryID,
-		"ProductionYear":     group.Year,
-		"Overview":           group.Overview,
-		"CommunityRating":    group.Rating,
-		"RecursiveItemCount": len(group.Episodes),
-		"ChildCount":         len(e.seasonsForSeries(group)),
-		"DateCreated":        group.CreatedAt,
-		"ImageTags":          imageTags,
-		"BackdropImageTags":  backdropTags,
+		lastMediaAdded := group.DateLastMediaAdded
+		if lastMediaAdded.IsZero() {
+			lastMediaAdded = group.CreatedAt
+		}
+		item := map[string]any{
+			"Id":                 group.ID,
+			"Name":               group.Name,
+			"ServerId":           embyServerID,
+			"Type":               "Series",
+			"MediaType":          "Video",
+			"IsFolder":           true,
+			"ParentId":           group.LibraryID,
+			"ProductionYear":     group.Year,
+			"Overview":           group.Overview,
+			"CommunityRating":    group.Rating,
+			"RecursiveItemCount": len(group.Episodes),
+			"ChildCount":         len(e.seasonsForSeries(group)),
+			"DateCreated":        group.CreatedAt,
+			"DateLastMediaAdded": lastMediaAdded,
+			"ImageTags":          imageTags,
+			"BackdropImageTags":  backdropTags,
 		"ProviderIds": map[string]string{
 			"Tmdb":    intToStr(group.TMDbID),
 			"Bangumi": intToStr(group.BangumiID),

internal/service/ffmpeg_tools.go

@@ -21,6 +21,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 )
 
@@ -152,7 +153,7 @@ func (s *FFmpegToolsService) StartInstall(ctx context.Context) error {
 	s.mu.Unlock()
 
 	s.setMessage("准备下载…")
-	go s.runInstall()
+	helper.Go(s.log, "ffmpeg.install", s.runInstall)
 	return nil
 }
 

internal/service/media_series.go

@@ -27,10 +27,11 @@ type libraryRowsCacheValue struct {
 }
 
 type SeriesCard struct {
-	Key       string      `json:"key"`
-	Rep       model.Media `json:"rep"`
-	LinkMedia model.Media `json:"linkMedia"`
-	Count     int         `json:"count"`
+	Key         string      `json:"key"`
+	Rep         model.Media `json:"rep"`
+	LinkMedia   model.Media `json:"linkMedia"`
+	Count       int         `json:"count"`
+	LastAddedAt *time.Time  `json:"last_added_at,omitempty"`
 }
 
 type seriesCardGroup struct {
@@ -277,12 +278,20 @@ func groupMediaSeriesCards(items []model.Media) []SeriesCard {
 		if key == "" {
 			continue
 		}
+		itemAdded := item.CreatedAt
+		if itemAdded.IsZero() {
+			itemAdded = item.UpdatedAt
+		}
 		if idx, ok := byKey[key]; ok {
 			group := &groups[idx]
 			if latest := seriesMediaTime(item); latest.After(group.latest) {
 				group.latest = latest
 			}
 			card := &group.card
+			if card.LastAddedAt == nil || (!itemAdded.IsZero() && itemAdded.After(*card.LastAddedAt)) {
+				t := itemAdded
+				card.LastAddedAt = &t
+			}
 			// A shared external ID means duplicate encodes/locations for movies,
 			// not multiple episodes. Keep a single movie card without presenting
 			// its versions as an "N episodes" collection.
@@ -305,9 +314,14 @@ func groupMediaSeriesCards(items []model.Media) []SeriesCard {
 			}
 			continue
 		}
+		var initialLastAdded *time.Time
+		if !itemAdded.IsZero() {
+			t := itemAdded
+			initialLastAdded = &t
+		}
 		byKey[key] = len(groups)
 		groups = append(groups, seriesCardGroup{
-			card:   SeriesCard{Key: key, Rep: item, LinkMedia: item, Count: 1},
+			card:   SeriesCard{Key: key, Rep: item, LinkMedia: item, Count: 1, LastAddedAt: initialLastAdded},
 			latest: seriesMediaTime(item),
 		})
 	}

internal/service/media_series_test.go

@@ -47,10 +47,14 @@ func TestListRecentSeriesCardsCountsAllEpisodesInSeries(t *testing.T) {
 	if len(cards) != 1 {
 		t.Fatalf("recent cards = %#v, want one series card", cards)
 	}
-	if cards[0].Count != 40 {
-		t.Fatalf("recent series count = %d, want full 40 episodes", cards[0].Count)
+		if cards[0].Count != 40 {
+			t.Fatalf("recent series count = %d, want full 40 episodes", cards[0].Count)
+		}
+		expectedLastAdded := now.Add(40 * time.Minute)
+		if cards[0].LastAddedAt == nil || !cards[0].LastAddedAt.Equal(expectedLastAdded) {
+			t.Fatalf("recent series LastAddedAt = %v, want %v", cards[0].LastAddedAt, expectedLastAdded)
+		}
 	}
-}
 
 func TestMediaSeriesKeyCollapsesNestedSpecialFolders(t *testing.T) {
 	main := model.Media{

internal/service/scanner_local_probe_queue.go

@@ -7,6 +7,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 )
 
@@ -45,7 +46,7 @@ func (s *ScannerService) startLocalMediaProbeWorkers() {
 	s.localMediaProbeOnce.Do(func() {
 		workers := s.ffprobeWorkerCount()
 		for i := 0; i < workers; i++ {
-			go s.localMediaProbeWorker()
+			helper.Go(s.log, "scanner.probeWorker", s.localMediaProbeWorker)
 		}
 	})
 }

internal/service/scanner_post_scan.go

@@ -5,6 +5,8 @@ import (
 	"time"
 
 	"go.uber.org/zap"
+
+	"github.com/truewhile/MeBox/internal/helper"
 )
 
 func (s *ScannerService) invalidateMediaCache(ctx context.Context) {
@@ -18,10 +20,12 @@ func (s *ScannerService) startAutoScrape(ctx context.Context, libraryID string)
 	scrapeCtx, cancel := context.WithTimeout(context.WithoutCancel(ctx), 30*time.Minute)
 	go func() {
 		defer cancel()
-		_, err := s.scraper.EnrichLibraryDetailedWithOptions(scrapeCtx, libraryID, skipEpisodeArtworkOptions(false))
-		if err != nil {
-			s.log.Warn("scraper enrich failed", zap.Error(err))
-			return
-		}
+		// 扫描触发的后台刮削与请求线程无关，panic 只记日志，不能带崩进程。
+		helper.Run(s.log, "scanner.autoScrape", func() {
+			_, err := s.scraper.EnrichLibraryDetailedWithOptions(scrapeCtx, libraryID, skipEpisodeArtworkOptions(false))
+			if err != nil {
+				s.log.Warn("scraper enrich failed", zap.Error(err))
+			}
+		})
 	}()
 }

internal/service/scheduler.go

@@ -22,6 +22,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 )
 
@@ -139,7 +140,7 @@ func (s *SchedulerService) Start(ctx context.Context) {
 			// 首轮等满一个完整周期再跑，平时节奏不变。
 			initialDelay = j.interval
 		}
-		go s.loopWithInitialDelay(ctx, j, initialDelay)
+		helper.Go(s.log, "scheduler.loop."+j.name, func() { s.loopWithInitialDelay(ctx, j, initialDelay) })
 	}
 }
 

internal/service/scheduler_runner.go

@@ -6,6 +6,8 @@ import (
 	"time"
 
 	"go.uber.org/zap"
+
+	"github.com/truewhile/MeBox/internal/helper"
 )
 
 // JobStatus is a snapshot suitable for the admin UI.
@@ -142,7 +144,8 @@ func (s *SchedulerService) beginRun(j *scheduledJob) error {
 }
 
 func (s *SchedulerService) runReserved(ctx context.Context, j *scheduledJob) error {
-	err := j.run(ctx)
+	// 任务 panic 转为 error，保证下方 running/lastErr 状态照常清理、调度循环存活。
+	err := helper.Recover(s.log, "scheduler.job."+j.name, func() error { return j.run(ctx) })
 	s.mu.Lock()
 	j.lastRun = s.currentTime()
 	if err != nil {

internal/service/scraper_queue.go

@@ -10,6 +10,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 )
 
@@ -73,7 +74,10 @@ func (s *ScraperService) queueWorker(ctx context.Context) {
 				}
 				defer func() { <-sem }()
 
-				s.processScrapeTask(ctx, t)
+				// 刮削要解析远端元数据响应，单个任务 panic 不应拖垮队列 worker。
+				helper.Run(s.log, "scraper.task", func() {
+					s.processScrapeTask(ctx, t)
+				})
 			}(&tasks[i])
 		}
 		wg.Wait()

internal/service/service.go

@@ -10,6 +10,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 )
 
@@ -96,13 +97,14 @@ func (c *Container) Boot() {
 	if err := c.APIConfig.SeedDefaults(c.stopCtx); err != nil {
 		c.Log.Warn("api config seed failed", zap.Error(err))
 	}
-	go c.warmMediaSearchIndex(c.stopCtx)
+	helper.Go(c.Log, "service.warmMediaSearchIndex", func() { c.warmMediaSearchIndex(c.stopCtx) })
 
 	// 启动调度器定时任务
 	c.Scheduler.Start(c.stopCtx)
 
-	// 远程 Emby 挂载兼容迁移：旧账号无挂载时自动全量挂载
+	// 远程 Emby 挂载兼容迁移：清理已删账号的残留挂载；旧账号无挂载时自动全量挂载
 	if c.EmbyRemote != nil {
+		c.EmbyRemote.CleanupOrphanMounts(c.stopCtx)
 		c.EmbyRemote.AutoSeedMounts(c.stopCtx)
 	}
 
@@ -119,7 +121,7 @@ func (c *Container) Boot() {
 	// Mgo 保号规则巡检：默认关闭，由管理员通过 Telegram Bot 命令开启。
 	// 每天触发一次评估；规则里的窗口可随机，不固定。
 	if c.Device != nil {
-		go c.runInactivitySweeper(c.stopCtx)
+		helper.Go(c.Log, "service.inactivitySweeper", func() { c.runInactivitySweeper(c.stopCtx) })
 	}
 }
 

internal/service/service_builder.go

@@ -8,6 +8,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 )
@@ -47,12 +48,12 @@ func newServiceContainer(cfg *config.Config, log *zap.Logger, repos *repository.
 
 func (b *serviceContainerBuilder) startRealtimeServices() {
 	b.c.WSHub = NewHub(b.log)
-	go b.c.WSHub.Run()
+	helper.Go(b.log, "ws.hub", b.c.WSHub.Run)
 	b.c.Tasks = NewTaskTrackerService(b.log, b.c.WSHub)
 	b.c.SystemUpdate = NewSystemUpdateService(b.cfg, b.log, b.repos, b.c.Tasks, b.version)
 
 	b.c.SSEHub = NewSSEHub(b.log)
-	go b.c.SSEHub.Run()
+	helper.Go(b.log, "sse.hub", b.c.SSEHub.Run)
 }
 
 func (b *serviceContainerBuilder) initProviderServices() {

internal/service/strm_account_test.go

@@ -5,7 +5,11 @@ import (
 	"encoding/json"
 	"testing"
 
+	"go.uber.org/zap"
+
+	"github.com/truewhile/MeBox/internal/config"
 	"github.com/truewhile/MeBox/internal/model"
+	"github.com/truewhile/MeBox/internal/repository"
 )
 
 func TestStrmAccountConfigPreviewOf(t *testing.T) {
@@ -67,6 +71,117 @@ func TestUpdateStrmAccountMergesConfigWithoutClearingSecrets(t *testing.T) {
 	}
 }
 
+func TestDeleteStrmAccountCascadesEmbyMounts(t *testing.T) {
+	ctx := context.Background()
+	db := newServiceTestDB(t, &model.StrmAccount{}, &model.EmbyMount{}, &model.StrmSyncPath{})
+	repos := repository.New(db)
+	svc := NewStrmService(nil, zap.NewNop(), repos, nil)
+
+	createEmbyAcct := func(id, name string) *model.StrmAccount {
+		acct := &model.StrmAccount{
+			Base:     model.Base{ID: id},
+			Name:     name,
+			Provider: model.StrmProviderEmbyRemote,
+			Enabled:  true,
+		}
+		if err := repos.StrmAccount.Create(ctx, acct); err != nil {
+			t.Fatalf("create account %s: %v", id, err)
+		}
+		return acct
+	}
+	createMounts := func(accountID string, viewIDs ...string) {
+		for _, vid := range viewIDs {
+			m := &model.EmbyMount{
+				AccountID:      accountID,
+				RemoteViewID:   vid,
+				RemoteViewName: "库-" + vid,
+				Enabled:        true,
+			}
+			if err := repos.EmbyMount.Create(ctx, m); err != nil {
+				t.Fatalf("create mount %s: %v", vid, err)
+			}
+		}
+	}
+
+	gone := createEmbyAcct("acct-gone", "要删除的账号")
+	createMounts(gone.ID, "view-1", "view-2", "view-3")
+	keep := createEmbyAcct("acct-keep", "保留的账号")
+	createMounts(keep.ID, "view-a")
+
+	if err := svc.DeleteStrmAccount(ctx, gone.ID); err != nil {
+		t.Fatalf("DeleteStrmAccount failed: %v", err)
+	}
+
+	remaining, err := repos.StrmAccount.FindByID(ctx, gone.ID)
+	if err != nil {
+		t.Fatalf("find account: %v", err)
+	}
+	if remaining != nil {
+		t.Fatalf("account %s should be deleted", gone.ID)
+	}
+	goneMounts, err := repos.EmbyMount.ListByAccountID(ctx, gone.ID)
+	if err != nil {
+		t.Fatalf("list mounts: %v", err)
+	}
+	if len(goneMounts) != 0 {
+		t.Fatalf("deleted account still has %d mounts (orphans)", len(goneMounts))
+	}
+	keepMounts, err := repos.EmbyMount.ListByAccountID(ctx, keep.ID)
+	if err != nil {
+		t.Fatalf("list mounts: %v", err)
+	}
+	if len(keepMounts) != 1 || keepMounts[0].RemoteViewID != "view-a" {
+		t.Fatalf("keep account mounts = %#v, want 1 (view-a)", keepMounts)
+	}
+}
+
+func TestCleanupOrphanMountsRemovesStaleRows(t *testing.T) {
+	ctx := context.Background()
+	db := newServiceTestDB(t, &model.StrmAccount{}, &model.EmbyMount{})
+	repos := repository.New(db)
+	svc := NewEmbyRemoteService(&config.Config{}, zap.NewNop(), repos, nil)
+
+	acct := &model.StrmAccount{
+		Base:     model.Base{ID: "acct-1"},
+		Name:     "emby",
+		Provider: model.StrmProviderEmbyRemote,
+		Enabled:  true,
+	}
+	if err := repos.StrmAccount.Create(ctx, acct); err != nil {
+		t.Fatalf("create account: %v", err)
+	}
+	for i, vid := range []string{"v1", "v2", "v-orphan-1", "v-orphan-2"} {
+		m := &model.EmbyMount{
+			Base:         model.Base{ID: "mount-" + vid},
+			AccountID:    acct.ID,
+			RemoteViewID: vid,
+			Enabled:      true,
+		}
+		if i >= 2 {
+			// 模拟历史残留：挂载归属不存在的账号
+			m.AccountID = "no-such-account"
+		}
+		if err := repos.EmbyMount.Create(ctx, m); err != nil {
+			t.Fatalf("create mount %s: %v", vid, err)
+		}
+	}
+
+	svc.CleanupOrphanMounts(ctx)
+
+	left, err := repos.EmbyMount.List(ctx)
+	if err != nil {
+		t.Fatalf("list mounts: %v", err)
+	}
+	if len(left) != 2 {
+		t.Fatalf("mounts after cleanup = %d, want 2 (orphans removed)", len(left))
+	}
+	for _, m := range left {
+		if m.AccountID != acct.ID {
+			t.Fatalf("mount %s still orphan (account %s)", m.ID, m.AccountID)
+		}
+	}
+}
+
 func mustJSON(v any) string {
 	data, err := json.Marshal(v)
 	if err != nil {

internal/service/strm_queue.go

@@ -18,6 +18,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/service/cloud"
 	"github.com/truewhile/MeBox/internal/service/cloud115"
@@ -66,7 +67,10 @@ func (s *StrmService) downloadWorker(ctx context.Context) {
 					return
 				}
 				defer s.releaseDownloadSlot(task.Provider)
-				s.processDownloadTask(ctx, task)
+				// 单个任务 panic 不应拖垮整个下载 worker。
+				helper.Run(s.log, "strm.downloadTask", func() {
+					s.processDownloadTask(ctx, task)
+				})
 			}(i)
 		}
 		wg.Wait()

internal/service/strm_service.go

@@ -24,6 +24,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 	"github.com/truewhile/MeBox/internal/service/cloud"
@@ -91,8 +92,8 @@ type StrmService struct {
 	oauthSessions map[string]*strm115AuthSession
 	wafUntil      time.Time // 115 风控/限流熔断截止时间（由 mu 保护）
 
-	downloadSem115 chan struct{} // 115 换直链+下载并发上限（风控兜底）
-	downloadSemDAV chan struct{} // WebDAV/OpenList/CloudDrive2 元数据下载并发上限
+	downloadSem115  chan struct{} // 115 换直链+下载并发上限（风控兜底）
+	downloadSemDAV  chan struct{} // WebDAV/OpenList/CloudDrive2 元数据下载并发上限
 	downloadSemOnce sync.Once
 }
 
@@ -186,14 +187,14 @@ func (s *StrmService) Start(ctx context.Context) {
 		uploadThreads = 4
 	}
 	for i := 0; i < downloadThreads; i++ {
-		go s.downloadWorker(ctx)
+		helper.Go(s.log, "strm.downloadWorker", func() { s.downloadWorker(ctx) })
 	}
 	for i := 0; i < uploadThreads; i++ {
-		go s.uploadWorker(ctx)
+		helper.Go(s.log, "strm.uploadWorker", func() { s.uploadWorker(ctx) })
 	}
-	go s.cronLoop(ctx)
-	go s.queueCleanupLoop(ctx)
-	go s.refresh115TokensLoop(ctx)
+	helper.Go(s.log, "strm.cronLoop", func() { s.cronLoop(ctx) })
+	helper.Go(s.log, "strm.queueCleanupLoop", func() { s.queueCleanupLoop(ctx) })
+	helper.Go(s.log, "strm.refresh115TokensLoop", func() { s.refresh115TokensLoop(ctx) })
 	s.log.Info("strm service started",
 		zap.Int("download_threads", downloadThreads),
 		zap.Int("upload_threads", uploadThreads))
@@ -378,13 +379,13 @@ func (s *StrmService) UpdateStrmAccount(ctx context.Context, id, name string, en
 	if enabled != nil {
 		acct.Enabled = *enabled
 	}
-		if len(config) > 0 {
-			enc, err := s.mergeStrmAccountConfig(acct.Config, config)
-			if err != nil {
-				return nil, err
-			}
-			acct.Config = enc
+	if len(config) > 0 {
+		enc, err := s.mergeStrmAccountConfig(acct.Config, config)
+		if err != nil {
+			return nil, err
 		}
+		acct.Config = enc
+	}
 	if err := s.repo.StrmAccount.Update(ctx, acct); err != nil {
 		return nil, err
 	}
@@ -405,6 +406,11 @@ func (s *StrmService) DeleteStrmAccount(ctx context.Context, id string) error {
 	if err := s.repo.StrmAccount.Delete(ctx, id); err != nil {
 		return err
 	}
+	// 级联清理远程 Emby 挂载：否则留下孤儿挂载，挂载计数/列表仍会显示。
+	// 账号已删，挂载清理失败只记日志，不让删除请求报错。
+	if _, err := s.repo.EmbyMount.DeleteByAccountID(ctx, id); err != nil && s.log != nil {
+		s.log.Warn("delete emby mounts for account failed", zap.String("account", id), zap.Error(err))
+	}
 	return nil
 }
 

internal/service/strm_sync.go

@@ -18,6 +18,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/service/cloud"
 	"github.com/truewhile/MeBox/internal/service/cloud115"
@@ -105,7 +106,7 @@ func (s *StrmService) StartSync(ctx context.Context, pathID string, syncType ...
 	p.LastSyncMessage = "同步进行中"
 	_ = s.repo.StrmSyncPath.Update(ctx, p)
 
-	go s.runSync(runCtx, p, rec)
+	helper.Go(s.log, "strm.sync", func() { s.runSync(runCtx, p, rec) })
 	return nil
 }
 
@@ -361,38 +362,45 @@ func (st *strmSyncState) walkRemote() error {
 		wg.Add(1)
 		go func() {
 			defer wg.Done()
-			for task := range queue {
-				if ctx.Err() != nil {
-					return
-				}
-				entries, err := st.provider.List(ctx, task.id)
-				if err != nil {
-					errMu.Lock()
-					if firstErr == nil {
-						firstErr = fmt.Errorf("列出远端目录 %s 失败：%w", task.id, err)
+			// worker 解析远端响应 panic 时取消整个同步，让 closer 与其余
+			// worker 正常收尾，避免队列与 pending 计数卡死；正常退出不取消。
+			if err := helper.Recover(st.s.log, "strm.sync.walkRemote", func() error {
+				for task := range queue {
+					if ctx.Err() != nil {
+						return nil
 					}
-					errMu.Unlock()
-					cancel()
-					return
-				}
-				for _, entry := range entries {
-					cleanName := cleanEntryName(entry.Name, entry.IsDir)
-					rel := cleanName
-					if task.rel != "" {
-						rel = task.rel + "/" + cleanName
-					}
-					if entry.IsDir {
-						pending.Add(1)
-						select {
-						case queue <- dirTask{id: entry.ID, rel: rel}:
-						case <-ctx.Done():
-							pending.Add(-1)
+					entries, err := st.provider.List(ctx, task.id)
+					if err != nil {
+						errMu.Lock()
+						if firstErr == nil {
+							firstErr = fmt.Errorf("列出远端目录 %s 失败：%w", task.id, err)
 						}
-					} else {
-						st.processRemoteFile(entry, rel)
+						errMu.Unlock()
+						cancel()
+						return nil
 					}
+					for _, entry := range entries {
+						cleanName := cleanEntryName(entry.Name, entry.IsDir)
+						rel := cleanName
+						if task.rel != "" {
+							rel = task.rel + "/" + cleanName
+						}
+						if entry.IsDir {
+							pending.Add(1)
+							select {
+							case queue <- dirTask{id: entry.ID, rel: rel}:
+							case <-ctx.Done():
+								pending.Add(-1)
+							}
+						} else {
+							st.processRemoteFile(entry, rel)
+						}
+					}
+					pending.Add(-1)
 				}
-				pending.Add(-1)
+				return nil
+			}); err != nil {
+				cancel()
 			}
 		}()
 	}
@@ -560,22 +568,28 @@ func (st *strmSyncState) walk115Flat(open115 *cloud115.OpenClient) error {
 			wg.Add(1)
 			go func() {
 				defer wg.Done()
-				for t := range taskCh {
-					if ctx.Err() != nil {
-						return
-					}
-					files, _, err := open115.GetFsListFlat(ctx, rootCID, t.offset, pageSize)
-					if err != nil {
-						errMu.Lock()
-						if fetchErr == nil {
-							fetchErr = err
+				// 分页拉取 panic 时取消整个同步；正常退出不取消。
+				if err := helper.Recover(st.s.log, "strm.sync.walk115.page", func() error {
+					for t := range taskCh {
+						if ctx.Err() != nil {
+							return nil
 						}
-						errMu.Unlock()
-						return
+						files, _, err := open115.GetFsListFlat(ctx, rootCID, t.offset, pageSize)
+						if err != nil {
+							errMu.Lock()
+							if fetchErr == nil {
+								fetchErr = err
+							}
+							errMu.Unlock()
+							return nil
+						}
+						filesMu.Lock()
+						allFiles = append(allFiles, files...)
+						filesMu.Unlock()
 					}
-					filesMu.Lock()
-					allFiles = append(allFiles, files...)
-					filesMu.Unlock()
+					return nil
+				}); err != nil {
+					cancel()
 				}
 			}()
 		}
@@ -632,63 +646,70 @@ func (st *strmSyncState) walk115Flat(open115 *cloud115.OpenClient) error {
 			pwg.Add(1)
 			go func() {
 				defer pwg.Done()
-				for pid := range pidCh {
-					if ctx.Err() != nil {
-						return
-					}
-					if _, loaded := st.dirCache.Load(pid); loaded {
-						if n := doneDirs.Add(1); n%20 == 0 || n == int64(totalDirs) {
+				// 解析目录详情 panic 时中止整个同步（避免带着损坏的相对路径
+				// 继续执行）；正常退出不取消。
+				if err := helper.Recover(st.s.log, "strm.sync.walk115.dirTree", func() error {
+					for pid := range pidCh {
+						if ctx.Err() != nil {
+							return nil
+						}
+						if _, loaded := st.dirCache.Load(pid); loaded {
+							if n := doneDirs.Add(1); n%20 == 0 || n == int64(totalDirs) {
+								st.updateSyncMessage(fmt.Sprintf("正在解析目录树 (%d/%d)...", n, totalDirs))
+							}
+							continue
+						}
+						detail, err := open115.GetFsDetailByCid(ctx, pid)
+						if err != nil {
+							// 目录详情解析失败会导致下游文件 rel 无法还原真实父路径，
+							// seen key 与磁盘路径对不上：增量 prune 会误删本地文件、上传会
+							// 误传本地未变文件、下载会重复下载。这里不是降级容错，而是
+							// 直接中止整个同步——宁可本次同步失败，也不带着损坏的相对路径
+							// 继续执行造成大规模误删/误传/重下（参考用户反馈"云盘没动却重下重传"）。
+							errMu.Lock()
+							if firstErr == nil {
+								firstErr = fmt.Errorf("115: 解析目录树失败（file_id=%s）：%w", pid, err)
+							}
+							errMu.Unlock()
+							st.scanIncomplete.Store(true)
+							cancel()
+							return nil
+						} else if detail != nil {
+							// 解析相对路径
+							relPath := cleanDirRel(detail.RelativePath(rootCID))
+							st.dirCache.Store(pid, relPath)
+							_ = st.s.repo.StrmDirCache.Set(ctx, st.p.ID, pid, relPath)
+
+							// 顺便解析并缓存 detail.Paths 中包含的中间各层级目录
+							for _, ancestor := range detail.Paths {
+								if ancestor.FileId == "0" || ancestor.FileId == rootCID {
+									continue
+								}
+								if _, loaded := st.dirCache.Load(ancestor.FileId); !loaded {
+									subDetail := &cloud115.RemoteFileDetail{
+										FileId:   ancestor.FileId,
+										FileName: ancestor.Name,
+										Paths:    nil,
+									}
+									for _, p := range detail.Paths {
+										subDetail.Paths = append(subDetail.Paths, p)
+										if p.FileId == ancestor.FileId {
+											break
+										}
+									}
+									ancestorRel := cleanDirRel(subDetail.RelativePath(rootCID))
+									st.dirCache.Store(ancestor.FileId, ancestorRel)
+									_ = st.s.repo.StrmDirCache.Set(ctx, st.p.ID, ancestor.FileId, ancestorRel)
+								}
+							}
+						}
+						if n := doneDirs.Add(1); n%10 == 0 || n == int64(totalDirs) {
 							st.updateSyncMessage(fmt.Sprintf("正在解析目录树 (%d/%d)...", n, totalDirs))
 						}
-						continue
-					}
-					detail, err := open115.GetFsDetailByCid(ctx, pid)
-					if err != nil {
-						// 目录详情解析失败会导致下游文件 rel 无法还原真实父路径，
-						// seen key 与磁盘路径对不上：增量 prune 会误删本地文件、上传会
-						// 误传本地未变文件、下载会重复下载。这里不是降级容错，而是
-						// 直接中止整个同步——宁可本次同步失败，也不带着损坏的相对路径
-						// 继续执行造成大规模误删/误传/重下（参考用户反馈"云盘没动却重下重传"）。
-						errMu.Lock()
-						if firstErr == nil {
-							firstErr = fmt.Errorf("115: 解析目录树失败（file_id=%s）：%w", pid, err)
-						}
-						errMu.Unlock()
-						st.scanIncomplete.Store(true)
-						cancel()
-						return
-					} else if detail != nil {
-						// 解析相对路径
-						relPath := cleanDirRel(detail.RelativePath(rootCID))
-						st.dirCache.Store(pid, relPath)
-						_ = st.s.repo.StrmDirCache.Set(ctx, st.p.ID, pid, relPath)
-
-						// 顺便解析并缓存 detail.Paths 中包含的中间各层级目录
-						for _, ancestor := range detail.Paths {
-							if ancestor.FileId == "0" || ancestor.FileId == rootCID {
-								continue
-							}
-							if _, loaded := st.dirCache.Load(ancestor.FileId); !loaded {
-								subDetail := &cloud115.RemoteFileDetail{
-									FileId:   ancestor.FileId,
-									FileName: ancestor.Name,
-									Paths:    nil,
-								}
-								for _, p := range detail.Paths {
-									subDetail.Paths = append(subDetail.Paths, p)
-									if p.FileId == ancestor.FileId {
-										break
-									}
-								}
-								ancestorRel := cleanDirRel(subDetail.RelativePath(rootCID))
-								st.dirCache.Store(ancestor.FileId, ancestorRel)
-								_ = st.s.repo.StrmDirCache.Set(ctx, st.p.ID, ancestor.FileId, ancestorRel)
-							}
-						}
-					}
-					if n := doneDirs.Add(1); n%10 == 0 || n == int64(totalDirs) {
-						st.updateSyncMessage(fmt.Sprintf("正在解析目录树 (%d/%d)...", n, totalDirs))
 					}
+					return nil
+				}); err != nil {
+					cancel()
 				}
 			}()
 		}

internal/service/subtitle.go

@@ -23,6 +23,8 @@ import (
 	"path/filepath"
 	"regexp"
 	"strings"
+	"sync"
+	"time"
 
 	"go.uber.org/zap"
 
@@ -35,6 +37,21 @@ type SubtitleService struct {
 	log  *zap.Logger
 	repo *repository.Container
 	cfg  *config.Config
+
+	// 目录发现是 Emby 条目列表的热路径（每个媒体源一次 DB 查询 + 最多 5 次
+	// os.ReadDir），而字幕文件极少变化：按 media_id 做短 TTL 缓存。
+	cacheMu   sync.Mutex
+	discovery map[string]subtitleDiscoveryEntry
+}
+
+const (
+	subtitleDiscoveryTTL      = 2 * time.Minute
+	subtitleDiscoveryCacheCap = 4096
+)
+
+type subtitleDiscoveryEntry struct {
+	tracks    []SubtitleTrack
+	expiresAt time.Time
 }
 
 // NewSubtitleService is the constructor.
@@ -73,6 +90,50 @@ func (s *SubtitleService) DiscoverExternalOnly(ctx context.Context, mediaID stri
 }
 
 func (s *SubtitleService) discover(ctx context.Context, mediaID string) ([]SubtitleTrack, error) {
+	if tracks, ok := s.cachedDiscovery(mediaID); ok {
+		return tracks, nil
+	}
+	tracks, err := s.discoverUncached(ctx, mediaID)
+	if err != nil {
+		return nil, err
+	}
+	s.rememberDiscovery(mediaID, tracks)
+	return tracks, nil
+}
+
+func (s *SubtitleService) cachedDiscovery(mediaID string) ([]SubtitleTrack, bool) {
+	now := time.Now()
+	s.cacheMu.Lock()
+	defer s.cacheMu.Unlock()
+	entry, ok := s.discovery[mediaID]
+	if !ok {
+		return nil, false
+	}
+	if now.After(entry.expiresAt) {
+		delete(s.discovery, mediaID)
+		return nil, false
+	}
+	// 返回副本，避免调用方修改缓存内容。
+	return append([]SubtitleTrack(nil), entry.tracks...), true
+}
+
+func (s *SubtitleService) rememberDiscovery(mediaID string, tracks []SubtitleTrack) {
+	now := time.Now()
+	s.cacheMu.Lock()
+	defer s.cacheMu.Unlock()
+	if s.discovery == nil {
+		s.discovery = make(map[string]subtitleDiscoveryEntry)
+	}
+	if len(s.discovery) >= subtitleDiscoveryCacheCap {
+		s.discovery = make(map[string]subtitleDiscoveryEntry)
+	}
+	s.discovery[mediaID] = subtitleDiscoveryEntry{
+		tracks:    append([]SubtitleTrack(nil), tracks...),
+		expiresAt: now.Add(subtitleDiscoveryTTL),
+	}
+}
+
+func (s *SubtitleService) discoverUncached(ctx context.Context, mediaID string) ([]SubtitleTrack, error) {
 	m, err := s.repo.Media.FindByID(ctx, mediaID)
 	if err != nil {
 		return nil, err

internal/service/system_update.go

@@ -11,6 +11,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 )
 
@@ -132,7 +133,7 @@ func (s *SystemUpdateService) Apply(ctx context.Context) (SystemUpdateStatus, er
 	s.last = &status
 	s.mu.Unlock()
 
-	go s.runUpdate(context.Background(), status, task)
+	helper.Go(s.log, "system.update", func() { s.runUpdate(context.Background(), status, task) })
 	return status, nil
 }
 

internal/service/token_svc_pending.go

@@ -7,6 +7,7 @@ import (
 
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 )
@@ -26,11 +27,14 @@ func (s *TokenService) storeRefreshTokenBestEffort(userID, tokenHash string, exp
 	go func() {
 		ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 		defer cancel()
-		done <- s.storeRefreshToken(ctx, &model.RefreshToken{
-			UserID:    userID,
-			TokenHash: tokenHash,
-			ExpiresAt: expiresAt,
+		err := helper.Recover(s.log, "token.storeRefreshToken", func() error {
+			return s.storeRefreshToken(ctx, &model.RefreshToken{
+				UserID:    userID,
+				TokenHash: tokenHash,
+				ExpiresAt: expiresAt,
+			})
 		})
+		done <- err
 	}()
 	select {
 	case err := <-done:

internal/service/transcoder.go

@@ -33,6 +33,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/repository"
 )
 
@@ -143,7 +144,7 @@ func (t *TranscoderService) EnsureJob(ctx context.Context, mediaID string) (stri
 	t.jobs[mediaID] = job
 	t.mu.Unlock()
 
-	go t.monitorIdle(jobCtx, job)
-	go t.runFFmpeg(jobCtx, job, m.Path)
+	helper.Go(t.log, "transcoder.monitorIdle", func() { t.monitorIdle(jobCtx, job) })
+	helper.Go(t.log, "transcoder.ffmpeg", func() { t.runFFmpeg(jobCtx, job, m.Path) })
 	return t.PlaylistPath(mediaID), nil
 }

internal/service/watcher.go

@@ -22,6 +22,7 @@ import (
 	"github.com/fsnotify/fsnotify"
 	"go.uber.org/zap"
 
+	"github.com/truewhile/MeBox/internal/helper"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
 )
@@ -69,8 +70,8 @@ func (w *WatcherService) Start(ctx context.Context) error {
 	if err := w.Refresh(ctx); err != nil {
 		w.log.Warn("watcher refresh failed", zap.Error(err))
 	}
-	go w.loop(ctx)
-	go w.debouncer(ctx)
+	helper.Go(w.log, "watcher.loop", func() { w.loop(ctx) })
+	helper.Go(w.log, "watcher.debouncer", func() { w.debouncer(ctx) })
 	return nil
 }
 

web/index.html

@@ -8,12 +8,8 @@
     <link rel="icon" type="image/png" href="/brand/logo-64.png" />
     <link rel="icon" type="image/x-icon" href="/favicon.ico" />
     <link rel="apple-touch-icon" href="/brand/logo-192.png" />
-    <link rel="preconnect" href="https://fonts.googleapis.com" />
-    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
-    <link
-      href="https://fonts.googleapis.com/css2?family=Cabinet+Grotesk:wght@400;500;600;700;800&family=Geist:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap"
-      rel="stylesheet"
-    />
+    <!-- 字体已自托管（见 src/index.css 的 @font-face），不再使用 Google Fonts 外链：
+         自托管环境常无法访问 Google，渲染阻塞外链会拖慢首屏。 -->
     <title>MeBox</title>
   </head>
   <body class="font-body antialiased">

web/src/appRoutes.tsx

@@ -2,25 +2,34 @@
 import { lazy, type ReactElement } from 'react'
 import { Navigate } from 'react-router-dom'
 
-const HomePage = lazy(() => import('./pages/HomePage').then((m) => ({ default: m.HomePage })))
-const LibraryPage = lazy(() => import('./pages/LibraryPage').then((m) => ({ default: m.LibraryPage })))
-const LibrariesPage = lazy(() => import('./pages/LibrariesPage').then((m) => ({ default: m.LibrariesPage })))
-const FavouritesPage = lazy(() => import('./pages/FavouritesPage').then((m) => ({ default: m.FavouritesPage })))
-const PlaylistsPage = lazy(() => import('./pages/PlaylistsPage').then((m) => ({ default: m.PlaylistsPage })))
-const PlaylistDetailPage = lazy(() =>
-  import('./pages/PlaylistDetailPage').then((m) => ({ default: m.PlaylistDetailPage })),
-)
-const MediaDetailPage = lazy(() => import('./pages/MediaDetailPage').then((m) => ({ default: m.MediaDetailPage })))
-const PlayerPage = lazy(() => import('./pages/PlayerPage').then((m) => ({ default: m.PlayerPage })))
+const HomePageLoader = () => import('./pages/HomePage').then((m) => ({ default: m.HomePage }))
+const LibraryPageLoader = () => import('./pages/LibraryPage').then((m) => ({ default: m.LibraryPage }))
+const LibrariesPageLoader = () => import('./pages/LibrariesPage').then((m) => ({ default: m.LibrariesPage }))
+const FavouritesPageLoader = () => import('./pages/FavouritesPage').then((m) => ({ default: m.FavouritesPage }))
+const PlaylistsPageLoader = () => import('./pages/PlaylistsPage').then((m) => ({ default: m.PlaylistsPage }))
+const PlaylistDetailPageLoader = () =>
+  import('./pages/PlaylistDetailPage').then((m) => ({ default: m.PlaylistDetailPage }))
+const MediaDetailPageLoader = () =>
+  import('./pages/MediaDetailPage').then((m) => ({ default: m.MediaDetailPage }))
+const PlayerPageLoader = () => import('./pages/PlayerPage').then((m) => ({ default: m.PlayerPage }))
+const WatchHistoryPageLoader = () =>
+  import('./pages/WatchHistoryPage').then((m) => ({ default: m.WatchHistoryPage }))
+
+const HomePage = lazy(HomePageLoader)
+const LibraryPage = lazy(LibraryPageLoader)
+const LibrariesPage = lazy(LibrariesPageLoader)
+const FavouritesPage = lazy(FavouritesPageLoader)
+const PlaylistsPage = lazy(PlaylistsPageLoader)
+const PlaylistDetailPage = lazy(PlaylistDetailPageLoader)
+const MediaDetailPage = lazy(MediaDetailPageLoader)
+const PlayerPage = lazy(PlayerPageLoader)
 const AdminPage = lazy(() => import('./pages/AdminPage').then((m) => ({ default: m.AdminPage })))
 const ProfilePage = lazy(() => import('./pages/ProfilePage').then((m) => ({ default: m.ProfilePage })))
 const DlnaPage = lazy(() => import('./pages/DlnaPage').then((m) => ({ default: m.DlnaPage })))
 const FileManagerPage = lazy(() =>
   import('./pages/FileManagerPage').then((m) => ({ default: m.FileManagerPage })),
 )
-const WatchHistoryPage = lazy(() =>
-  import('./pages/WatchHistoryPage').then((m) => ({ default: m.WatchHistoryPage })),
-)
+const WatchHistoryPage = lazy(WatchHistoryPageLoader)
 const PosterWallPage = lazy(() => import('./pages/PosterWallPage').then((m) => ({ default: m.PosterWallPage })))
 const ProfileManagementPage = lazy(() =>
   import('./pages/ProfileManagementPage').then((m) => ({ default: m.ProfileManagementPage })),
@@ -37,6 +46,34 @@ const StrmUploadQueuePage = lazy(() =>
 const ScraperQueuePage = lazy(() => import('./pages/ScraperQueuePage').then((m) => ({ default: m.ScraperQueuePage })))
 const TaskQueuePage = lazy(() => import('./pages/TaskQueuePage').then((m) => ({ default: m.TaskQueuePage })))
 
+// 常用页面的路由 chunk 空闲预取：应用加载完成后浏览器一空闲就把浏览路径
+// （库列表/库详情/媒体详情/播放/收藏/历史等）的 chunk 拉下来，
+// 首次点击进入时不再出现"加载中…"等 chunk 下载。失败静默（导航时会重试）。
+let prefetchStarted = false
+export function prefetchCommonRouteChunks() {
+  if (prefetchStarted || typeof window === 'undefined') return
+  prefetchStarted = true
+  const loaders = [
+    LibrariesPageLoader,
+    LibraryPageLoader,
+    MediaDetailPageLoader,
+    PlayerPageLoader,
+    FavouritesPageLoader,
+    WatchHistoryPageLoader,
+    PlaylistsPageLoader,
+  ]
+  const run = () => {
+    for (const load of loaders) {
+      load().catch(() => undefined)
+    }
+  }
+  if (typeof requestIdleCallback !== 'undefined') {
+    requestIdleCallback(run, { timeout: 5000 })
+  } else {
+    window.setTimeout(run, 2000)
+  }
+}
+
 export type AppRoute = {
   path?: string
   index?: boolean

web/src/components/Layout.tsx

@@ -1,5 +1,7 @@
+import { useEffect } from 'react'
 import { useLocation, useNavigate } from 'react-router-dom'
 
+import { prefetchCommonRouteChunks } from '../appRoutes'
 import { useAuthStore } from '../stores/auth'
 import { usePlayProfileStore } from '../stores/playProfile'
 import {
@@ -37,6 +39,13 @@ function isMediaView(pathname: string, search: string): boolean {
 export function Layout() {
   const navigate = useNavigate()
   const location = useLocation()
+
+  // 登录后的外壳挂载即开始空闲预取常用页面的路由 chunk，
+  // 让首次点击进入各页面时不出现"加载中…"等 chunk 下载。
+  useEffect(() => {
+    prefetchCommonRouteChunks()
+  }, [])
+
   const user = useAuthStore((s) => s.user)
   const logout = useAuthStore((s) => s.logout)
   const activeProfileId = usePlayProfileStore((s) => s.activeProfileId)

web/src/components/ManualScrapeDialogSections.tsx

@@ -202,7 +202,7 @@ function ManualScrapeCandidateRow({
     <div className="flex flex-col gap-4 rounded-xl border border-sand-200 bg-white p-3 shadow-sm sm:flex-row">
       <div className="h-28 w-20 shrink-0 overflow-hidden rounded-lg bg-sand-100">
         {item.poster_url ? (
-          <img src={imageURL(item.poster_url)} alt={item.title} className="h-full w-full object-cover" referrerPolicy="no-referrer" />
+          <img src={imageURL(item.poster_url)} alt={item.title} loading="lazy" decoding="async" className="h-full w-full object-cover" referrerPolicy="no-referrer" />
         ) : (
           <div className="flex h-full items-center justify-center text-xs text-sand-500">无海报</div>
         )}

web/src/components/MediaCard.tsx

@@ -1,12 +1,13 @@
-import { useEffect, useRef, useState, type ReactNode } from 'react'
+import { memo, useEffect, useRef, useState, type ReactNode } from 'react'
 import { Link } from 'react-router-dom'
-import { motion } from 'framer-motion'
 import { Film, Play, Layers, Star } from 'lucide-react'
 import { imageURL } from '../api/client'
 import type { Media } from '../types'
 
-export const MediaCard = ({
-  media, progress, count, rating, linkTo, onClick, actions, compact,
+// memo：父级状态变化（如轮播切图、其它卡片操作）不再级联重渲染所有卡片。
+// 注意 actions/renderActions 必须引用稳定（用 renderActions 传函数）memo 才生效。
+export const MediaCard = memo(function MediaCard({
+  media, progress, count, rating, linkTo, onClick, actions, renderActions, compact,
 }: {
   media: Media
   progress?: number
@@ -15,25 +16,26 @@ export const MediaCard = ({
   linkTo?: string
   onClick?: () => void
   actions?: ReactNode
+  renderActions?: (media: Media) => ReactNode
   compact?: boolean
-}) => {
+}) {
   const ref = useRef<HTMLDivElement>(null)
   const href = linkTo ?? `/media/${media.id}`
   const [posterFit, setPosterFit] = useState<'cover' | 'contain'>('cover')
   const posterSrc = imageURL(media.poster_url, media.updated_at)
   const displayRating = rating ?? media.rating
   const versionCount = media.versions?.length ?? 0
+  // renderActions 延迟到卡片自身渲染时才调用，保证 memo 生效
+  const actionContent = actions ?? renderActions?.(media)
 
   useEffect(() => {
     setPosterFit('cover')
   }, [media.poster_url, media.updated_at])
 
   const card = (
-      <motion.div
+      <div
         ref={ref}
-        whileHover={{ scale: 1.04, y: -6 }}
-        transition={{ type: 'spring', stiffness: 280, damping: 22 }}
-        className="relative overflow-hidden rounded-2xl border border-[var(--app-border)] bg-[var(--app-panel)] shadow-[0_1px_3px_rgba(0,0,0,0.01),0_1px_2px_rgba(0,0,0,0.015)] transition-all duration-300 hover:border-brand-500/40 hover:shadow-[0_12px_32px_var(--app-shadow)]"
+        className="relative overflow-hidden rounded-2xl border border-[var(--app-border)] bg-[var(--app-panel)] shadow-[0_1px_3px_rgba(0,0,0,0.01),0_1px_2px_rgba(0,0,0,0.015)] transition-all duration-300 hover:scale-[1.04] hover:-translate-y-1.5 hover:border-brand-500/40 hover:shadow-[0_12px_32px_var(--app-shadow)]"
       >
         {/* Poster Wrapper */}
         <div className="relative aspect-[2/3] w-full overflow-hidden bg-[var(--app-panel-soft)]">
@@ -95,16 +97,11 @@ export const MediaCard = ({
             </span>
           )}
 
-          {/* Premium Hover Overlay */}
+          {/* Premium Hover Overlay（CSS 过渡替代 framer-motion 逐卡动画实例） */}
           <div className={`absolute inset-0 bg-gradient-to-t from-[#111827]/90 via-[#111827]/30 to-transparent opacity-0 group-hover:opacity-100 transition-opacity duration-300 flex flex-col justify-end ${
             compact ? 'p-3' : 'p-4'
           }`}>
-            <motion.div
-              initial={{ y: 15, opacity: 0 }}
-              whileHover={{ y: 0, opacity: 1 }}
-              transition={{ duration: 0.2 }}
-              className="space-y-2"
-            >
+            <div className="space-y-2 translate-y-4 transition-transform duration-200 group-hover:translate-y-0">
               <span className={`inline-flex items-center gap-1.5 rounded-xl bg-brand-500 px-4 py-2 font-bold text-white shadow-md shadow-brand-500/20 ${
                 compact ? 'py-1.5 text-[11px]' : 'text-xs py-2'
               }`}>
@@ -116,15 +113,15 @@ export const MediaCard = ({
                   {media.overview || "暂无简介内容"}
                 </p>
               )}
-            </motion.div>
+            </div>
           </div>
 
           {/* Progress Bar overlay */}
           {progress !== undefined && progress > 0 && progress < 1 && (
             <div className="absolute inset-x-0 bottom-0 h-1.5 bg-[var(--app-hover)]">
-              <div 
-                className="h-full bg-gradient-to-r from-brand-400 to-brand-500 rounded-r-full transition-all duration-300" 
-                style={{ width: `${Math.round(progress * 100)}%` }} 
+              <div
+                className="h-full bg-gradient-to-r from-brand-400 to-brand-500 rounded-r-full transition-all duration-300"
+                style={{ width: `${Math.round(progress * 100)}%` }}
               />
             </div>
           )}
@@ -148,7 +145,7 @@ export const MediaCard = ({
             )}
           </div>
         </div>
-      </motion.div>
+      </div>
   )
 
   if (onClick) {
@@ -157,23 +154,23 @@ export const MediaCard = ({
         <button type="button" onClick={onClick} className="block w-full text-left">
           {card}
         </button>
-        {actions && (
+        {actionContent && (
           <div className="absolute right-2 top-2 z-20 flex flex-wrap justify-end gap-1 opacity-0 transition-opacity group-hover:opacity-100 focus-within:opacity-100">
-            {actions}
+            {actionContent}
           </div>
         )}
       </div>
     )
   }
 
-  if (actions) {
+  if (actionContent) {
     return (
       <div className="group relative block">
         <Link to={href} className="block">
           {card}
         </Link>
         <div className="absolute right-2 top-2 z-20 flex flex-wrap justify-end gap-1 opacity-0 transition-opacity group-hover:opacity-100 focus-within:opacity-100">
-          {actions}
+          {actionContent}
         </div>
       </div>
     )
@@ -184,4 +181,4 @@ export const MediaCard = ({
         {card}
     </Link>
   )
-}
+})

web/src/components/PermissionGuard.tsx

@@ -1,52 +0,0 @@
-import { type ReactNode } from 'react'
-
-import { usePermissionStore } from '../stores/permissions'
-import { useAuthStore } from '../stores/auth'
-
-interface PermissionGuardProps {
-  permission: string
-  children: ReactNode
-  fallback?: ReactNode
-  requireSuperUser?: boolean
-}
-
-/**
- * PermissionGuard 组件用于根据用户权限控制内容显示。
- * 
- * @param permission - 需要的权限键
- * @param children - 有权限时显示的内容
- * @param fallback - 无权限时显示的内容（可选，默认不显示）
- * @param requireSuperUser - 是否要求超级用户（admin/plus）绕过权限检查
- */
-export function PermissionGuard({ 
-  permission, 
-  children, 
-  fallback = null,
-  requireSuperUser = false,
-}: PermissionGuardProps) {
-  const { hasPermission, isSuper, permissions, isLoading } = usePermissionStore()
-  const tier = useAuthStore((state) => state.tier)
-  const role = useAuthStore((state) => state.user?.role)
-
-  // 超级用户（admin 或 plus）默认有所有权限
-  if (isSuper || tier === 'plus' || role === 'admin') {
-    return <>{children}</>
-  }
-
-  // 如果 requireSuperUser 为 true 且用户不是超级用户，则不显示
-  if (requireSuperUser && !isSuper) {
-    return <>{fallback}</>
-  }
-
-  // 加载中时显示 fallback
-  if (isLoading && Object.keys(permissions).length === 0) {
-    return <>{fallback}</>
-  }
-
-  // 检查具体权限
-  if (hasPermission(permission)) {
-    return <>{children}</>
-  }
-
-  return <>{fallback}</>
-}

web/src/hooks/usePermission.ts

@@ -28,18 +28,25 @@ export function usePermission(
   options: { autoFetch?: boolean } = {}
 ): boolean {
   const { autoFetch = true } = options
-  const { hasPermission, isSuper, permissions, isLoading, fetchPermissions } = usePermissionStore()
+  // selector 订阅：store 任何无关字段变化不会触发本组件重渲染
+  const hasPermission = usePermissionStore((s) => s.hasPermission)
+  const isSuper = usePermissionStore((s) => s.isSuper)
+  const fetchPermissions = usePermissionStore((s) => s.fetchPermissions)
   const tier = useAuthStore((state) => state.tier)
   const role = useAuthStore((state) => state.user?.role)
   const isAuthenticated = useAuthStore((state) => state.token !== null)
   const hasSuperAccess = isSuper || tier === 'plus' || role === 'admin'
 
-  // 权限未加载时自动获取
+  // 权限未加载时自动获取；用 getState() 读最新快照而不是渲染闭包，
+  // 同一次 commit 内挂载的多个消费方也只会有一个发出请求（store 内还有 inflight 去重兜底）。
   useEffect(() => {
-    if (!hasSuperAccess && isAuthenticated && autoFetch && Object.keys(permissions).length === 0 && !isLoading) {
-      fetchPermissions()
+    if (!hasSuperAccess && isAuthenticated && autoFetch) {
+      const { permissions, isLoading } = usePermissionStore.getState()
+      if (Object.keys(permissions).length === 0 && !isLoading) {
+        fetchPermissions()
+      }
     }
-  }, [autoFetch, fetchPermissions, hasSuperAccess, isAuthenticated, isLoading, permissions])
+  }, [autoFetch, fetchPermissions, hasSuperAccess, isAuthenticated])
 
   // 超级用户有所有权限
   if (hasSuperAccess) {
@@ -78,7 +85,11 @@ export function usePermission(
  * ```
  */
 export function usePermissions() {
-  const { permissions, isSuper, isLoading, fetchPermissions } = usePermissionStore()
+  // selector 订阅：只关注 permissions/isSuper/isLoading 变化
+  const permissions = usePermissionStore((s) => s.permissions)
+  const isSuper = usePermissionStore((s) => s.isSuper)
+  const isLoading = usePermissionStore((s) => s.isLoading)
+  const fetchPermissions = usePermissionStore((s) => s.fetchPermissions)
   const tier = useAuthStore((state) => state.tier)
   const role = useAuthStore((state) => state.user?.role)
   const isAuthenticated = useAuthStore((state) => state.token !== null)

web/src/index.css

@@ -2,6 +2,74 @@
 @tailwind components;
 @tailwind utilities;
 
+/* ── 自托管 Web 字体（OFL 许可，latin 子集，public/fonts/）──
+   取代原先 fonts.googleapis.com 的渲染阻塞外链：自托管服务常部署在
+   无法访问 Google 的网络，外链会拖住首屏渲染直到超时。 */
+@font-face {
+  font-family: 'Geist';
+  font-style: normal;
+  font-weight: 300;
+  font-display: swap;
+  src: url('/fonts/geist-300.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'Geist';
+  font-style: normal;
+  font-weight: 400;
+  font-display: swap;
+  src: url('/fonts/geist-400.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'Geist';
+  font-style: normal;
+  font-weight: 500;
+  font-display: swap;
+  src: url('/fonts/geist-500.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'Geist';
+  font-style: normal;
+  font-weight: 600;
+  font-display: swap;
+  src: url('/fonts/geist-600.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'Geist';
+  font-style: normal;
+  font-weight: 700;
+  font-display: swap;
+  src: url('/fonts/geist-700.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'JetBrains Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-display: swap;
+  src: url('/fonts/jetbrainsmono-400.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'JetBrains Mono';
+  font-style: normal;
+  font-weight: 500;
+  font-display: swap;
+  src: url('/fonts/jetbrainsmono-500.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+@font-face {
+  font-family: 'JetBrains Mono';
+  font-style: normal;
+  font-weight: 600;
+  font-display: swap;
+  src: url('/fonts/jetbrainsmono-600.woff2') format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+
 html, body, #root { height: 100%; }
 
 :root {

web/src/pages/AdminLibraryTable.tsx

@@ -169,7 +169,7 @@ function LibraryTableRow({ library, dragging, dragOver, onDragStart, onDragOver,
       </td>
       <td className="py-2 pr-3 font-medium text-ink-600">
         <div className="flex items-center gap-2">
-          {library.cover_url && <img src={library.cover_url} alt="" className="h-10 w-8 rounded object-cover" />}
+          {library.cover_url && <img src={library.cover_url} alt="" loading="lazy" decoding="async" className="h-10 w-8 rounded object-cover" />}
           <span>{library.name}</span>
         </div>
       </td>

web/src/pages/AdminUsersPanel.tsx

@@ -31,7 +31,10 @@ export function AdminUsersPanel() {
   }
   useEffect(() => {
     refresh().catch(() => undefined)
-    const timer = window.setInterval(() => refresh().catch(() => undefined), 10000)
+    const timer = window.setInterval(() => {
+      if (document.hidden) return
+      refresh().catch(() => undefined)
+    }, 10000)
     return () => window.clearInterval(timer)
   }, [])
 

web/src/pages/HomePage.tsx

@@ -5,6 +5,7 @@ import { historyAPI } from '../api/history'
 import type { HistoryItem } from '../api/playback'
 import type { Library, Media } from '../types'
 import type { SeriesCard } from '../utils/groupSeries'
+import { fetchLibraries, peekLibraries } from '../utils/libraryCache'
 import { usePinnedLibraries } from '../hooks/usePinnedLibraries'
 import { sortByPinnedIds } from '../utils/pinnedLibraries'
 import {
@@ -18,7 +19,6 @@ import {
 } from './HomePageSections'
 
 const hasArtwork = (media?: Media | null) => !!(media?.poster_url || media?.backdrop_url)
-const asArray = <T,>(value: unknown): T[] => (Array.isArray(value) ? (value as T[]) : [])
 
 export function HomePage() {
   const [libraries, setLibraries] = useState<Library[]>([])
@@ -30,17 +30,24 @@ export function HomePage() {
   const [historyLoading, setHistoryLoading] = useState(true)
   const { pinnedIds } = usePinnedLibraries()
 
-  // 1. 媒体库元数据极速加载（不带 preview，毫秒级秒开首屏）
+  // 1. 媒体库元数据极速加载（不带 preview，毫秒级秒开首屏）。
+  //    会话内已有缓存则先用缓存立即渲染，后台仍刷新一次兜底。
   useEffect(() => {
     let cancelled = false
 
-    libraryAPI
-      .list()
-      .then((rows) => asArray<Library>(rows))
+    const cached = peekLibraries()
+    if (cached && cached.length > 0) {
+      setLibraries(cached)
+      setLibrariesLoading(false)
+    }
+
+    fetchLibraries()
+      .then((rows) => (Array.isArray(rows) ? rows : []))
       .catch(() => [] as Library[])
       .then((libs) => {
         if (cancelled) return
-        setLibraries(libs)
+        // 失败兜底返回空数组时，不要覆盖已先行渲染的缓存数据
+        setLibraries((prev) => (libs.length === 0 && prev.length > 0 ? prev : libs))
         setLibrariesLoading(false)
       })
 

web/src/pages/HomePageSections.tsx

@@ -461,6 +461,7 @@ export function HomeLibrariesSection({
               key={lib.id}
               to={`/library/${lib.id}`}
               className="group relative flex flex-col justify-between overflow-hidden rounded-2xl border border-[var(--app-border)] bg-[var(--app-panel)] p-3 transition-all duration-300 hover:-translate-y-1 hover:border-brand-500/50 hover:bg-[var(--app-hover)]/40 hover:shadow-lg hover:shadow-brand-500/10"
+              title={lib.name}
             >
               {/* 封面图片展示区：和媒体库页面一样，显示设置好的或生成的图片 */}
               <div
@@ -496,7 +497,10 @@ export function HomeLibrariesSection({
 
               {/* 媒体库信息 */}
               <div className="mt-3 flex flex-col justify-between">
-                <h3 className="truncate font-display text-sm font-bold text-[var(--app-text)] group-hover:text-brand-500">
+                <h3
+                  className="line-clamp-2 break-words font-display text-sm font-bold text-[var(--app-text)] group-hover:text-brand-500"
+                  title={lib.name}
+                >
                   {lib.name}
                 </h3>
                 <p className="mt-0.5 text-xs text-[var(--app-muted)]">
@@ -542,7 +546,7 @@ export function HomeLibraryRowSection({
             {TYPE_ICONS[library.type] || <FolderOpen size={18} />}
           </span>
           <div>
-            <h2 className="font-display text-xl font-extrabold tracking-tight text-[var(--app-text)]">
+            <h2 className="font-display text-xl font-extrabold tracking-tight text-[var(--app-text)]" title={library.name}>
               {library.name}
             </h2>
             <span className="text-xs text-[var(--app-muted)]">

web/src/pages/LibrariesPage.tsx

@@ -12,6 +12,7 @@ import {
 import type { LibraryPreview } from './librariesPageModel'
 import type { Library } from '../types'
 import type { SeriesCard } from '../utils/groupSeries'
+import { fetchLibraries, invalidateLibraries, peekLibraries } from '../utils/libraryCache'
 import { sortLibraryPreviews } from '../utils/pinnedLibraries'
 
 export function LibrariesPage() {
@@ -53,10 +54,18 @@ export function LibrariesPage() {
     }
   }, [])
 
-  const loadLibraries = useCallback(async () => {
-    setLoading(true)
+  const loadLibraries = useCallback(async (options?: { force?: boolean }) => {
+    if (options?.force) invalidateLibraries()
+    // 会话缓存命中时先行渲染，避免每次进入都白等一轮请求
+    const cached = peekLibraries()
+    if (cached) {
+      setLibraries(cached)
+      setLoading(false)
+    } else {
+      setLoading(true)
+    }
     try {
-      const libs = await libraryAPI.list()
+      const libs = await fetchLibraries()
       setLibraries(libs)
       // 优先拉取入口卡片网格当前页（前 20 个库）的预览
       const topIds = libs.slice(0, 20).map((l) => l.id)
@@ -82,7 +91,7 @@ export function LibrariesPage() {
 
   const handleManageLibraries = async () => {
     await openManageLibrariesDialog()
-    await loadLibraries()
+    await loadLibraries({ force: true })
   }
 
   useEffect(() => {

web/src/pages/LibrariesPageSections.tsx

@@ -332,6 +332,7 @@ function LibraryEntryCard({
       <Link
         to={`/library/${library.id}`}
         className="flex min-w-0 flex-1"
+        title={library.name}
       >
       <div className={`grid h-20 w-24 sm:h-24 sm:w-36 shrink-0 gap-1 overflow-hidden rounded-xl sm:rounded-2xl bg-[linear-gradient(135deg,#fff7ed,#f8fafc)] ${artwork.length > 1 ? 'grid-cols-2' : 'grid-cols-1'}`}>
         {artwork.length > 0 ? (
@@ -362,7 +363,10 @@ function LibraryEntryCard({
               {preview.total.toLocaleString()} 个条目
             </span>
           </div>
-          <h2 className="line-clamp-2 font-display text-sm font-bold leading-tight text-ink-600 group-hover:text-brand-600 sm:truncate sm:text-xl sm:font-black">
+          <h2
+            className="line-clamp-2 break-words font-display text-sm font-bold leading-snug text-ink-600 group-hover:text-brand-600 sm:text-base lg:text-lg sm:font-black"
+            title={library.name}
+          >
             {library.name}
             {pinned ? <span className="ml-1.5 align-middle text-[10px] font-bold text-brand-600">置顶</span> : null}
           </h2>
@@ -395,7 +399,10 @@ function LibraryShelf({ preview, pinned }: { preview: LibraryPreview; pinned?: b
             {TYPE_ICONS[library.type] ?? <LibraryIcon size={14} />}
             {TYPE_LABELS[library.type] ?? library.type}
           </div>
-          <h2 className="line-clamp-2 font-display text-xl sm:text-2xl font-black text-ink-600 sm:truncate">
+          <h2
+            className="line-clamp-2 break-words font-display text-xl sm:text-2xl font-black text-ink-600"
+            title={library.name}
+          >
             {library.name}
             {pinned ? <span className="ml-2 align-middle text-xs font-bold text-brand-600">置顶</span> : null}
           </h2>

web/src/pages/LibraryMediaSections.tsx

@@ -1,4 +1,4 @@
-import type { ReactNode } from 'react'
+import { memo, type ReactNode } from 'react'
 import { Film } from 'lucide-react'
 
 import { MediaCard } from '../components/MediaCard'
@@ -33,7 +33,9 @@ export function LibraryMediaSections({
       {!isSeries && items.length > 0 && (
         <MediaGrid count={items.length} renderItem={(index) => {
           const media = items[index]
-          return <MediaCard key={media.id} media={media} actions={cardActions(media)} />
+          // renderActions 传函数引用：MediaCard 重渲染时才构建操作按钮，
+          // 配合 memo，父级无关状态变化不再级联重渲染全部卡片。
+          return <MediaCard key={media.id} media={media} renderActions={cardActions} />
         }} />
       )}
 
@@ -45,12 +47,11 @@ export function LibraryMediaSections({
         <MediaGrid count={seriesCards.length} renderItem={(index) => {
           const series = seriesCards[index]
           return (
-            <MediaCard
+            <SeriesCardItem
               key={series.key}
-              media={series.rep}
-              count={series.count}
-              actions={cardActions(series.rep)}
-              onClick={() => onSeriesClick(series)}
+              series={series}
+              cardActions={cardActions}
+              onSeriesClick={onSeriesClick}
             />
           )
         }} />
@@ -63,6 +64,27 @@ export function LibraryMediaSections({
   )
 }
 
+// 独立 memo 组件：onClick 闭包在其内部创建，props 均为稳定引用，
+// 父级重渲染不会穿透到每张剧集卡片。
+const SeriesCardItem = memo(function SeriesCardItem({
+  series,
+  cardActions,
+  onSeriesClick,
+}: {
+  series: SeriesCard
+  cardActions: (media: Media) => ReactNode
+  onSeriesClick: (series: SeriesCard) => void
+}) {
+  return (
+    <MediaCard
+      media={series.rep}
+      count={series.count}
+      renderActions={cardActions}
+      onClick={() => onSeriesClick(series)}
+    />
+  )
+})
+
 function MediaGrid({ count, renderItem }: { count: number; renderItem: (index: number) => ReactNode }) {
   if (count <= VIRTUALIZE_THRESHOLD) {
     return <div className={MEDIA_GRID_CLASS}>{Array.from({ length: count }, (_, index) => renderItem(index))}</div>

web/src/pages/LibraryPage.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useMemo, useState, Fragment, type ReactNode } from 'react'
+import { useCallback, useEffect, useMemo, useState, Fragment, type ReactNode } from 'react'
 import { useLocation, useParams, useSearchParams } from 'react-router-dom'
 import { motion } from 'framer-motion'
 
@@ -175,7 +175,7 @@ export function LibraryPage() {
     setManualMovie,
   })
 
-  const handleToggleFavourite = async (mediaID: string) => {
+  const handleToggleFavourite = useCallback(async (mediaID: string) => {
     if (!canFavorite || favouriteBusyID) return
     setFavouriteBusyID(mediaID)
     try {
@@ -183,9 +183,11 @@ export function LibraryPage() {
     } finally {
       setFavouriteBusyID('')
     }
-  }
+  }, [canFavorite, favouriteBusyID, toggleFavourite])
 
-  const cardActions = (media: Media): ReactNode => {
+  // useCallback 稳定引用：配合 MediaCard 的 memo，仅在收藏状态/操作集变化时
+  // 才让卡片重渲染。
+  const cardActions = useCallback((media: Media): ReactNode => {
     const actions: ReactNode[] = []
     if (canFavorite) {
       actions.push(
@@ -206,7 +208,7 @@ export function LibraryPage() {
     }
     if (actions.length === 0) return undefined
     return <>{actions}</>
-  }
+  }, [canFavorite, favouriteBusyID, handleToggleFavourite, isFavourite, movieActions])
 
   if (loading) {
     return (

web/src/pages/LibrarySeriesDetailHeader.tsx

@@ -70,6 +70,8 @@ export function LibrarySeriesDetailHeader({
             <img
               src={imageURL(series.rep.poster_url, series.rep.updated_at)}
               alt={series.rep.title}
+              loading="lazy"
+              decoding="async"
               className="aspect-[2/3] w-full object-cover"
               referrerPolicy="no-referrer"
             />

web/src/pages/ScraperQueuePage.tsx

@@ -1,13 +1,10 @@
 import { useCallback, useEffect, useMemo, useState, type ReactNode } from 'react'
-import { Link } from 'react-router-dom'
 import toast from 'react-hot-toast'
 import {
   AlertCircle,
   Ban,
   CheckCircle2,
   Clock,
-  Copy,
-  ExternalLink,
   Eye,
   Film,
   Image as ImageIcon,
@@ -26,6 +23,8 @@ import { imageURL } from '../api/client'
 import { scraperAPI } from '../api/scraper'
 import type { ScrapeQueueSnapshot, ScrapeTask, ScrapeTaskStatus } from '../types/scraper'
 import { apiErrorMessage, formatTime, taskStatusMeta } from './StrmManagePage'
+import { PROVIDER_LABELS, ScrapeDetailModal } from './scraper-queue/ScrapeDetailModal'
+import { copyToClipboard, useTaskSelection } from './queue-shared'
 
 const FILTERS: { key: 'all' | ScrapeTaskStatus; label: string; icon: typeof Clock; color: string }[] = [
   { key: 'all', label: '全部', icon: Sparkles, color: 'text-ink-600' },
@@ -36,14 +35,6 @@ const FILTERS: { key: 'all' | ScrapeTaskStatus; label: string; icon: typeof Cloc
   { key: 'canceled', label: '已取消', icon: Ban, color: 'text-amber-500' },
 ]
 
-const PROVIDER_LABELS: Record<string, string> = {
-  tmdb: 'TheMovieDB',
-  douban: '豆瓣 Douban',
-  bangumi: 'Bangumi 番组计划',
-  thetvdb: 'TheTVDB',
-  metatube: 'MetaTube',
-}
-
 const TYPE_ICONS: Record<string, ReactNode> = {
   movie: <Film size={14} className="text-blue-500" />,
   tv: <Tv size={14} className="text-purple-500" />,
@@ -51,13 +42,6 @@ const TYPE_ICONS: Record<string, ReactNode> = {
   adult: <Film size={14} className="text-rose-500" />,
 }
 
-const TYPE_LABELS: Record<string, string> = {
-  movie: '电影',
-  tv: '剧集',
-  anime: '动漫',
-  adult: 'Adult',
-}
-
 const PAGE_SIZE = 50
 
 export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
@@ -70,7 +54,7 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
   const [isRefreshing, setIsRefreshing] = useState(false)
   const [autoRefresh, setAutoRefresh] = useState(true)
   const [batchBusy, setBatchBusy] = useState(false)
-  const [selectedIds, setSelectedIds] = useState<Set<string>>(new Set())
+  const { selectedIds, setSelectedIds, reset: clearSelection, toggleRow: toggleSelectRow, toggleAll: toggleAllIds } = useTaskSelection()
   const [detailTask, setDetailTask] = useState<ScrapeTask | null>(null)
 
   const refresh = useCallback(
@@ -103,19 +87,17 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
   useEffect(() => {
     if (!autoRefresh) return
     const timer = setInterval(() => {
+      if (document.hidden) return
       refresh().catch(() => undefined)
     }, 3000)
     return () => clearInterval(timer)
   }, [autoRefresh, refresh])
 
   useEffect(() => {
-    setSelectedIds(new Set())
-  }, [filter, page])
+    clearSelection()
+  }, [filter, page, clearSelection])
 
-  const copyText = (text: string, label: string) => {
-    navigator.clipboard.writeText(text)
-    toast.success(`已复制${label}`)
-  }
+  const copyText = copyToClipboard
 
   // Row actions
   const cancelTask = async (task: ScrapeTask) => {
@@ -237,22 +219,7 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
   const allCurrentChecked =
     filteredTasks.length > 0 && filteredTasks.every((t) => selectedIds.has(t.id))
 
-  const toggleSelectAll = () => {
-    if (allCurrentChecked) {
-      setSelectedIds(new Set())
-    } else {
-      setSelectedIds(new Set(filteredTasks.map((t) => t.id)))
-    }
-  }
-
-  const toggleSelectRow = (id: string) => {
-    setSelectedIds((prev) => {
-      const next = new Set(prev)
-      if (next.has(id)) next.delete(id)
-      else next.add(id)
-      return next
-    })
-  }
+  const toggleSelectAll = () => toggleAllIds(filteredTasks.map((t) => t.id))
 
   return (
     <div className="space-y-6">
@@ -950,216 +917,3 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
     </div>
   )
 }
-
-function ScrapeDetailModal({
-  task,
-  onClose,
-  onRetry,
-  onCancel,
-  onDelete,
-  onCopy,
-}: {
-  task: ScrapeTask
-  onClose: () => void
-  onRetry: (t: ScrapeTask) => void
-  onCancel: (t: ScrapeTask) => void
-  onDelete: (t: ScrapeTask) => void
-  onCopy: (text: string, label: string) => void
-}) {
-  const status = taskStatusMeta(task.status)
-
-  return (
-    <div
-      className="fixed inset-0 z-[110] flex items-center justify-center bg-black/40 p-4 backdrop-blur-sm"
-      onClick={onClose}
-    >
-      <div
-        className="w-full max-w-xl rounded-3xl border border-gray-200 bg-white shadow-2xl overflow-hidden animate-in fade-in zoom-in-95 duration-150"
-        onClick={(e) => e.stopPropagation()}
-      >
-        <div className="flex items-center justify-between border-b border-gray-100 px-6 py-4">
-          <div className="flex items-center gap-2">
-            <Sparkles size={16} className="text-brand-500" />
-            <h3 className="font-display text-base font-bold text-ink-600">刮削任务详情</h3>
-          </div>
-          <button
-            type="button"
-            onClick={onClose}
-            className="rounded-xl p-1 text-gray-400 hover:bg-gray-100 hover:text-ink-600 transition"
-          >
-            <X size={18} />
-          </button>
-        </div>
-
-        <div className="space-y-4 p-6 max-h-[70vh] overflow-y-auto text-xs">
-          {/* Matched Poster / Info Banner */}
-          {task.matched_title ? (
-            <div className="flex gap-4 rounded-2xl border border-brand-500/20 bg-primary-400/5 p-4">
-              {task.poster_url && (
-                <img
-                  src={imageURL(task.poster_url)}
-                  alt=""
-                  className="h-28 w-20 rounded-xl object-cover border border-brand-500/30 shadow-md shrink-0"
-                />
-              )}
-              <div className="space-y-1.5 min-w-0 flex-1">
-                <div className="flex items-center gap-2">
-                  <span className="rounded bg-brand-500 px-2 py-0.5 text-[10px] font-bold text-white uppercase">
-                    已匹配
-                  </span>
-                  {task.provider && (
-                    <span className="rounded border border-gray-200 bg-white px-2 py-0.5 text-[10px] font-semibold text-ink-600">
-                      {PROVIDER_LABELS[task.provider] ?? task.provider}
-                    </span>
-                  )}
-                </div>
-                <h4 className="font-display text-base font-extrabold text-ink-600 truncate">
-                  {task.matched_title}
-                </h4>
-                <div className="flex items-center gap-3 text-sand-500 text-[11px]">
-                  {task.matched_year > 0 && <span>年份：{task.matched_year}</span>}
-                  <span>类型：{TYPE_LABELS[task.media_type] ?? task.media_type}</span>
-                </div>
-                {task.media_id && (
-                  <Link
-                    to={`/media/${task.media_id}`}
-                    target="_blank"
-                    className="inline-flex items-center gap-1 text-brand-500 font-semibold hover:underline pt-1"
-                  >
-                    <span>在媒体详情中查看</span>
-                    <ExternalLink size={11} />
-                  </Link>
-                )}
-              </div>
-            </div>
-          ) : null}
-
-          {/* Media Info Box */}
-          <div className="rounded-2xl border border-gray-100 bg-gray-50/70 p-4 space-y-3">
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">原始媒体标题</span>
-              <span className="font-bold text-ink-600 select-all">{task.media_title}</span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">所属媒体库</span>
-              <span className="font-medium text-ink-100">{task.library_name}</span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">媒体库类型</span>
-              <span className="font-medium text-ink-100">
-                {TYPE_LABELS[task.media_type] ?? task.media_type}
-              </span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">当前状态</span>
-              <span
-                className={`inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-xs font-semibold ${status.cls}`}
-              >
-                {task.status === 'done' ? '已匹配' : task.status === 'failed' ? '未匹配' : status.label}
-              </span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">剧照/海报刮削</span>
-              <span className="font-medium text-ink-100">
-                {task.episode_images ? '开启' : '关闭'}
-              </span>
-            </div>
-          </div>
-
-          {/* File path */}
-          <div className="space-y-2">
-            <div className="flex items-center justify-between text-sand-500 font-medium">
-              <span>磁盘文件路径</span>
-              <button
-                type="button"
-                onClick={() => onCopy(task.media_path, '文件路径')}
-                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
-              >
-                <Copy size={11} /> 复制
-              </button>
-            </div>
-            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
-              {task.media_path}
-            </div>
-          </div>
-
-          {/* Error Message Box */}
-          {task.error && (
-            <div className="space-y-2">
-              <div className="flex items-center justify-between text-rose-500 font-medium">
-                <span className="flex items-center gap-1">
-                  <AlertCircle size={13} /> 刮削未匹配 / 异常详情
-                </span>
-                <button
-                  type="button"
-                  onClick={() => onCopy(task.error, '错误日志')}
-                  className="inline-flex items-center gap-1 text-rose-500 hover:underline"
-                >
-                  <Copy size={11} /> 复制日志
-                </button>
-              </div>
-              <div className="rounded-xl border border-rose-200 bg-rose-50/60 p-3 font-mono text-[11px] text-rose-700 break-all select-all whitespace-pre-wrap">
-                {task.error}
-              </div>
-            </div>
-          )}
-
-          {/* Timeline */}
-          <div className="grid grid-cols-2 gap-3 pt-2 text-[11px] text-sand-500 border-t border-gray-100">
-            <div>入队时间：{formatTime(task.created_at)}</div>
-            {task.started_at && <div>开始刮削：{formatTime(task.started_at)}</div>}
-            {task.finished_at && <div>完成时间：{formatTime(task.finished_at)}</div>}
-          </div>
-        </div>
-
-        {/* Footer Actions */}
-        <div className="flex items-center justify-between border-t border-gray-100 px-6 py-4 bg-gray-50/50">
-          <div>
-            {(task.status === 'done' ||
-              task.status === 'failed' ||
-              task.status === 'canceled') && (
-              <button
-                type="button"
-                onClick={() => onDelete(task)}
-                className="inline-flex items-center gap-1 rounded-xl border border-rose-200 bg-white px-3 py-2 text-xs font-semibold text-rose-500 hover:bg-rose-50 transition"
-              >
-                <Trash2 size={13} />
-                删除记录
-              </button>
-            )}
-          </div>
-
-          <div className="flex items-center gap-2">
-            {(task.status === 'pending' || task.status === 'running') && (
-              <button
-                type="button"
-                onClick={() => onCancel(task)}
-                className="inline-flex items-center gap-1 rounded-xl border border-amber-200 bg-white px-4 py-2 text-xs font-semibold text-amber-600 hover:bg-amber-50 transition"
-              >
-                <Ban size={13} />
-                取消任务
-              </button>
-            )}
-
-            <button
-              type="button"
-              onClick={() => onRetry(task)}
-              className="neon-button !py-2 !px-4 text-xs font-semibold"
-            >
-              <RefreshCw size={13} />
-              重新刮削
-            </button>
-
-            <button
-              type="button"
-              onClick={onClose}
-              className="rounded-xl border border-gray-200 bg-white px-4 py-2 text-xs font-semibold text-ink-100 hover:bg-gray-50 transition"
-            >
-              关闭
-            </button>
-          </div>
-        </div>
-      </div>
-    </div>
-  )
-}

web/src/pages/StrmDialogs.tsx

@@ -1,31 +1,27 @@
-import { FormEvent, useEffect, useMemo, useRef, useState } from 'react'
+import { FormEvent, useEffect, useRef, useState } from 'react'
 import toast from 'react-hot-toast'
 import {
   ArrowDown,
   ArrowUp,
   ChevronRight,
   Cloud,
-  ExternalLink,
   FolderPlus,
   HardDrive,
   Loader2,
   Plus,
   QrCode,
-  RefreshCw,
-  Search,
   Trash2,
   Tv,
   X,
 } from 'lucide-react'
 
-import QRCode from 'qrcode'
-
-import { strmAPI, type Strm115Source, type StrmRemoteEntry } from '../api/strm'
+import { strmAPI, type StrmRemoteEntry } from '../api/strm'
 import type { SettingDef } from './SettingsRow'
 import { SettingRow } from './SettingsRow'
 import type { StrmAccount, StrmSyncPath, StrmSyncPathInput, StrmProvider } from '../types/strm'
 import { STRM_PROVIDER_LABELS } from '../types/strm'
 import { apiErrorMessage } from './StrmManagePage'
+import { Strm115AuthPanel } from './strm-dialogs/Strm115AuthPanel'
 import { LocalDirBrowserDialog } from '../components/LocalDirBrowserDialog'
 import {
   defaultEmbyRemoteLines,
@@ -496,309 +492,6 @@ export function StrmAccountDialog({
 // ─── 115 登录二维码（canvas 渲染；115 返回的是扫码页面链接而非图片） ───────────
 
 // QR 尺寸：物理像素 = CSS 像素（避免 canvas 被 CSS 缩放导致裁切/模糊）
-const QR_SIZE = 176
-
-function QrCanvas({ content }: { content: string }) {
-  const canvasRef = useRef<HTMLCanvasElement>(null)
-  const [error, setError] = useState('')
-
-  useEffect(() => {
-    const canvas = canvasRef.current
-    if (!canvas || !content) return
-    QRCode.toCanvas(canvas, content, {
-      width: QR_SIZE,
-      margin: 2,
-      errorCorrectionLevel: 'M',
-      color: { dark: '#1f2937', light: '#ffffff' },
-    })
-      .then(() => setError(''))
-      .catch((err: unknown) => setError(err instanceof Error ? err.message : '二维码生成失败'))
-  }, [content])
-
-  return (
-    <div className="relative h-44 w-44 shrink-0 rounded-xl border border-gray-200 bg-white">
-      <canvas
-        ref={canvasRef}
-        width={QR_SIZE}
-        height={QR_SIZE}
-        role="img"
-        aria-label="115 授权二维码"
-        style={{ width: QR_SIZE, height: QR_SIZE }}
-      />
-      {error && (
-        <div className="absolute inset-0 grid place-items-center rounded-xl bg-gray-50 p-3 text-center text-xs text-rose-500">
-          {error}
-        </div>
-      )}
-    </div>
-  )
-}
-
-// ─── 115 开放平台授权面板 ─────────────────────────────────────────────────────
-
-type AuthSourceKey = 'built_in_appid' | 'custom_appid' | 'built_in_relay' | 'third_party_service'
-
-const AUTH_SOURCE_OPTIONS: { key: AuthSourceKey; label: string; desc: string; needsRelayKey?: boolean }[] = [
-  { key: 'built_in_appid', label: '官方应用目录', desc: '设备码扫码授权，无需回跳' },
-  { key: 'custom_appid', label: '自定义 APP ID', desc: '使用自己申请的开放平台应用' },
-  { key: 'built_in_relay', label: '中继授权', desc: 'QMediaSync / MQFamily 中继', needsRelayKey: true },
-  { key: 'third_party_service', label: '第三方服务', desc: 'MoviePilot / CloudDrive' },
-]
-
-function Strm115AuthPanel({
-  existing,
-  accountName,
-  onAuthed,
-}: {
-  existing: StrmAccount | null
-  accountName: string
-  onAuthed: (account: StrmAccount) => void
-}) {
-  const [sources, setSources] = useState<{ built_in: Strm115Source[]; relay: Strm115Source[]; third_party: Strm115Source[] } | null>(null)
-  const [relayKeyConfigured, setRelayKeyConfigured] = useState(false)
-  const [authSource, setAuthSource] = useState<AuthSourceKey>('built_in_appid')
-  const [thirdParty, setThirdParty] = useState<'moviepilot' | 'clouddrive'>('moviepilot')
-  const [relayProvider, setRelayProvider] = useState<'qmediasync' | 'mqfamily'>('qmediasync')
-  const [appID, setAppID] = useState('100195125')
-  const [appKeyword, setAppKeyword] = useState('')
-
-  const [starting, setStarting] = useState(false)
-  const [authUI, setAuthUI] = useState<{ sessionId: string; accountId: string; mode: 'qrcode' | 'url'; authUrl?: string; qrcodeUrl?: string } | null>(null)
-  const [authStatus, setAuthStatus] = useState('')
-
-  const pollRef = useRef<ReturnType<typeof setInterval> | null>(null)
-  const stopPolling = () => {
-    if (pollRef.current) {
-      clearInterval(pollRef.current)
-      pollRef.current = null
-    }
-  }
-  useEffect(() => stopPolling, [])
-
-  useEffect(() => {
-    ;(async () => {
-      try {
-        const data = await strmAPI.list115Sources()
-        setSources(data)
-        const settings = await strmAPI.getSettings().catch(() => null)
-        const key = settings?.['strm.115_relay_key']
-        setRelayKeyConfigured(Boolean(key && key.trim()))
-      } catch (err) {
-        toast.error(apiErrorMessage(err))
-      }
-    })()
-  }, [])
-
-  const filteredApps = useMemo(
-    () =>
-      (sources?.built_in ?? []).filter(
-        (s) => !appKeyword || s.app_name.toLowerCase().includes(appKeyword.toLowerCase()) || s.app_id.includes(appKeyword),
-      ),
-    [appKeyword, sources],
-  )
-
-  useEffect(() => {
-    if (filteredApps.length > 0 && !filteredApps.some((source) => source.app_id === appID)) {
-      setAppID(filteredApps[0].app_id)
-    }
-  }, [appID, filteredApps])
-
-  const buildStartPayload = () => {
-    switch (authSource) {
-      case 'built_in_appid':
-        return { auth_source: 'built_in_appid', app_id: appID }
-      case 'custom_appid':
-        return { auth_source: 'custom_appid', app_id: appID }
-      case 'built_in_relay':
-        return { auth_source: 'built_in_relay', provider: relayProvider }
-      case 'third_party_service':
-        return { auth_source: 'third_party_service', provider: thirdParty }
-    }
-  }
-
-  const startAuth = async () => {
-    if (authSource === 'built_in_appid' && filteredApps.length === 0) {
-      toast.error('未找到匹配的官方应用')
-      return
-    }
-
-    setStarting(true)
-    setAuthStatus('')
-    try {
-      // 115 授权需要账号 ID：没有则先创建空凭据账号
-      let account = existing
-      if (!account) {
-        account = await strmAPI.createAccount({ name: accountName || '115 网盘', provider: 'cloud115', config: {} })
-      }
-      const result = await strmAPI.start115OAuth(account.id, buildStartPayload())
-      setAuthUI(
-        result.mode === 'qrcode'
-          ? { sessionId: result.session_id, accountId: account.id, mode: 'qrcode', qrcodeUrl: result.qrcode?.qrcode }
-          : { sessionId: result.session_id, accountId: account.id, mode: 'url', authUrl: result.auth_url },
-      )
-      stopPolling()
-      pollRef.current = setInterval(async () => {
-        try {
-          const status = await strmAPI.poll115OAuth(account.id, result.session_id)
-          setAuthStatus(status.tip)
-          if (status.status === 'confirmed') {
-            stopPolling()
-            const updated = await strmAPI.testAccount(account.id)
-            onAuthed(updated)
-          }
-          if (status.status === 'expired') {
-            stopPolling()
-            setAuthUI(null)
-            toast.error('授权已过期，请重新发起')
-          }
-        } catch {
-          /* 轮询失败等下一次 */
-        }
-      }, 3000)
-    } catch (err) {
-      toast.error(apiErrorMessage(err))
-    } finally {
-      setStarting(false)
-    }
-  }
-
-  const openAuthWindow = () => {
-    if (authUI?.mode === 'url' && authUI.authUrl) {
-      window.open(authUI.authUrl, '_blank', 'noopener')
-    }
-  }
-
-  const resetAuth = () => {
-    stopPolling()
-    setAuthUI(null)
-    setAuthStatus('')
-  }
-
-  return (
-    <div className="space-y-4 rounded-2xl bg-gray-50 p-4">
-      {existing?.has_credential && (
-        <p className="rounded-xl bg-emerald-50 px-3 py-2 text-sm text-emerald-600">
-          ✓ 该账号已授权；重新授权会替换现有令牌
-        </p>
-      )}
-
-      {!authUI && (
-        <div className="space-y-3">
-          <div className="grid grid-cols-2 gap-2">
-            {AUTH_SOURCE_OPTIONS.map((option) => {
-              const active = authSource === option.key
-              const disabled = Boolean(option.needsRelayKey && !relayKeyConfigured)
-              return (
-                <button
-                  key={option.key}
-                  type="button"
-                  disabled={disabled}
-                  onClick={() => setAuthSource(option.key)}
-                  className={
-                    'rounded-xl border-2 p-2.5 text-left transition disabled:cursor-not-allowed disabled:opacity-40 ' +
-                    (active ? 'border-brand-400 bg-brand-50' : 'border-gray-100 bg-white hover:border-gray-200')
-                  }
-                >
-                  <p className="text-sm font-bold text-ink-600">{option.label}</p>
-                  <p className="text-[11px] text-sand-500">{option.desc}</p>
-                  {disabled && <p className="text-[10px] text-rose-400">需在 STRM 设置配置共享密钥</p>}
-                </button>
-              )
-            })}
-          </div>
-
-          {authSource === 'built_in_appid' && (
-            <div className="space-y-2">
-              <Field label="选择官方应用" hint="应用目录来自 QMediaSync 内置；媒体播放器 / 飞牛 / 恒星等">
-                <div className="flex items-center gap-2">
-                  <Search size={14} className="shrink-0 text-sand-400" />
-                  <input className={inputCls} placeholder="搜索应用名称或 ID…" value={appKeyword} onChange={(e) => setAppKeyword(e.target.value)} />
-                </div>
-                <select className={inputCls} value={appID} onChange={(e) => setAppID(e.target.value)} size={5}>
-                  {filteredApps.map((source) => (
-                    <option key={source.app_id} value={source.app_id}>
-                      {source.display_name}（{source.app_id}）
-                    </option>
-                  ))}
-                </select>
-                {filteredApps.length === 0 && <p className="text-xs text-sand-500">未找到匹配的官方应用</p>}
-              </Field>
-            </div>
-          )}
-          {authSource === 'custom_appid' && (
-            <Field label="自定义 APP ID" hint="使用自己在 115 开放平台申请的应用 ID">
-              <input className={inputCls} value={appID} placeholder="100195125" onChange={(e) => setAppID(e.target.value)} />
-            </Field>
-          )}
-          {authSource === 'built_in_relay' && (
-            <Field label="中继服务">
-              <select className={inputCls} value={relayProvider} onChange={(e) => setRelayProvider(e.target.value as typeof relayProvider)}>
-                <option value="qmediasync">QMediaSync（oauth.qmediasync.cn）</option>
-                <option value="mqfamily">MQFamily（api.mqfamily.top）</option>
-              </select>
-            </Field>
-          )}
-          {authSource === 'third_party_service' && (
-            <Field label="第三方授权服务">
-              <select className={inputCls} value={thirdParty} onChange={(e) => setThirdParty(e.target.value as typeof thirdParty)}>
-                <option value="moviepilot">MoviePilot（https://movie-pilot.org）</option>
-                <option value="clouddrive">CloudDrive（redirect115.zhenyunpan.com）</option>
-              </select>
-            </Field>
-          )}
-
-          <button
-            type="button"
-            onClick={startAuth}
-            disabled={starting || (authSource === 'built_in_appid' && filteredApps.length === 0)}
-            className="neon-button disabled:opacity-50"
-          >
-            {starting ? <Loader2 size={16} className="animate-spin" /> : <QrCode size={16} />}
-            {authSource === 'built_in_appid' || authSource === 'custom_appid' ? '获取登录二维码' : '获取授权链接'}
-          </button>
-        </div>
-      )}
-
-      {authUI && (
-        <div className="space-y-3">
-          {authUI.mode === 'qrcode' && authUI.qrcodeUrl ? (
-            <div className="flex items-center gap-4">
-              <QrCanvas content={authUI.qrcodeUrl} />
-              <div className="space-y-1.5 text-sm">
-                <p className="font-medium text-ink-600">{authStatus || '等待扫码…'}</p>
-                <p className="text-xs text-sand-500">请使用 115 手机客户端扫码并确认授权，5 分钟内有效</p>
-              </div>
-            </div>
-          ) : (
-            <div className="space-y-2">
-              <p className="text-sm text-ink-100">请点击下方按钮在新窗口完成授权：</p>
-              <button type="button" onClick={openAuthWindow} className="neon-button">
-                <ExternalLink size={16} />
-                打开授权页面
-              </button>
-              <p className="text-xs text-sand-500">完成后回到此页面等待自动确认（授权成功后可关闭弹窗）</p>
-            </div>
-          )}
-          <div className="flex items-center gap-2 text-sm">
-            <Loader2 size={14} className="animate-spin text-brand-500" />
-            <span className="text-ink-50">{authStatus}</span>
-          </div>
-          <button
-            type="button"
-            onClick={resetAuth}
-            className="inline-flex items-center gap-1 rounded-lg border border-gray-200 px-2.5 py-1.5 text-xs font-semibold text-ink-100 transition hover:bg-gray-50"
-          >
-            <RefreshCw size={14} />
-            重新发起授权
-          </button>
-        </div>
-      )}
-    </div>
-  )
-}
-
-// ─── STRM 设置 ────────────────────────────────────────────────────────────────
-
 const SETTING_DEFS: SettingDef[] = [
   { key: 'strm.base_url', label: 'STRM 链接基础地址', type: 'text', hint: '生成的 strm 文件指向的播放地址；留空依次自动使用 app.server_url，最后回退到本机地址（http://127.0.0.1:端口）。Emby 在其他设备时请配置局域网/公网地址' },
   { key: 'strm.video_ext', label: '视频扩展名', type: 'text', hint: '逗号分隔，命中即生成 .strm' },

web/src/pages/StrmManagePage.tsx

@@ -95,7 +95,10 @@ export function StrmManagePage() {
   // 有进行中的同步时轮询刷新状态
   useEffect(() => {
     if (!paths.some((p) => p.last_sync_status === 'running')) return
-    const timer = setInterval(() => refresh().catch(() => undefined), 4000)
+    const timer = setInterval(() => {
+      if (document.hidden) return
+      refresh().catch(() => undefined)
+    }, 4000)
     return () => clearInterval(timer)
   }, [paths, refresh])
 

web/src/pages/StrmQueuePage.tsx

@@ -1,4 +1,4 @@
-import { useCallback, useEffect, useMemo, useState, type ReactNode } from 'react'
+import { useCallback, useEffect, useMemo, useState } from 'react'
 import toast from 'react-hot-toast'
 import {
   AlertCircle,
@@ -8,12 +8,7 @@ import {
   Copy,
   Download,
   Eye,
-  File,
-  FileText,
-  Film,
-  Image as ImageIcon,
   Loader2,
-  MessageSquare,
   PlayCircle,
   RefreshCw,
   Search,
@@ -26,6 +21,8 @@ import { strmAPI } from '../api/strm'
 import type { StrmQueueSnapshot, StrmTask, StrmTaskStatus } from '../types/strm'
 import { STRM_PROVIDER_LABELS } from '../types/strm'
 import { apiErrorMessage, formatBytes, formatTime, taskStatusMeta } from './StrmManagePage'
+import { TaskDetailModal, getFileIcon } from './strm-queue/TaskDetailModal'
+import { copyToClipboard, useTaskSelection } from './queue-shared'
 
 const FILTERS: { key: 'all' | StrmTaskStatus; label: string; icon: typeof Clock; color: string }[] = [
   { key: 'all', label: '全部', icon: Clock, color: 'text-ink-600' },
@@ -38,23 +35,6 @@ const FILTERS: { key: 'all' | StrmTaskStatus; label: string; icon: typeof Clock;
 
 const PAGE_SIZE = 50
 
-function getFileIcon(filename: string): ReactNode {
-  const ext = filename.split('.').pop()?.toLowerCase() ?? ''
-  if (['nfo', 'txt', 'xml', 'json'].includes(ext)) {
-    return <FileText size={15} className="text-amber-500 shrink-0" />
-  }
-  if (['jpg', 'jpeg', 'png', 'webp', 'bmp', 'gif', 'svg'].includes(ext)) {
-    return <ImageIcon size={15} className="text-blue-500 shrink-0" />
-  }
-  if (['srt', 'ass', 'ssa', 'sub', 'vtt'].includes(ext)) {
-    return <MessageSquare size={15} className="text-purple-500 shrink-0" />
-  }
-  if (['mkv', 'mp4', 'avi', 'mov', 'wmv', 'ts', 'flv', 'iso', 'm4v', 'strm'].includes(ext)) {
-    return <Film size={15} className="text-emerald-500 shrink-0" />
-  }
-  return <File size={15} className="text-gray-400 shrink-0" />
-}
-
 export function StrmQueuePanel({
   kind,
   embedded = false,
@@ -71,7 +51,7 @@ export function StrmQueuePanel({
   const [isRefreshing, setIsRefreshing] = useState(false)
   const [autoRefresh, setAutoRefresh] = useState(true)
   const [batchBusy, setBatchBusy] = useState(false)
-  const [selectedIds, setSelectedIds] = useState<Set<string>>(new Set())
+  const { selectedIds, setSelectedIds, reset: clearSelection, toggleRow: toggleSelectRow, toggleAll: toggleAllIds } = useTaskSelection()
   const [detailTask, setDetailTask] = useState<StrmTask | null>(null)
 
   const isDownload = kind === 'download'
@@ -109,6 +89,7 @@ export function StrmQueuePanel({
   useEffect(() => {
     if (!autoRefresh) return
     const timer = setInterval(() => {
+      if (document.hidden) return
       refresh().catch(() => undefined)
     }, 3000)
     return () => clearInterval(timer)
@@ -116,13 +97,10 @@ export function StrmQueuePanel({
 
   // Clear selections when changing filter or page
   useEffect(() => {
-    setSelectedIds(new Set())
-  }, [filter, page])
+    clearSelection()
+  }, [filter, page, clearSelection])
 
-  const copyText = (text: string, label: string) => {
-    navigator.clipboard.writeText(text)
-    toast.success(`已复制${label}`)
-  }
+  const copyText = copyToClipboard
 
   // Task actions
   const cancelTask = async (task: StrmTask) => {
@@ -234,22 +212,7 @@ export function StrmQueuePanel({
   const allCurrentChecked =
     filteredTasks.length > 0 && filteredTasks.every((t) => selectedIds.has(t.id))
 
-  const toggleSelectAll = () => {
-    if (allCurrentChecked) {
-      setSelectedIds(new Set())
-    } else {
-      setSelectedIds(new Set(filteredTasks.map((t) => t.id)))
-    }
-  }
-
-  const toggleSelectRow = (id: string) => {
-    setSelectedIds((prev) => {
-      const next = new Set(prev)
-      if (next.has(id)) next.delete(id)
-      else next.add(id)
-      return next
-    })
-  }
+  const toggleSelectAll = () => toggleAllIds(filteredTasks.map((t) => t.id))
 
   return (
     <div className="space-y-6">
@@ -996,201 +959,6 @@ export function StrmQueuePanel({
   )
 }
 
-function TaskDetailModal({
-  task,
-  isDownload,
-  onClose,
-  onRetry,
-  onCancel,
-  onDelete,
-  onCopy,
-}: {
-  task: StrmTask
-  isDownload: boolean
-  onClose: () => void
-  onRetry: (t: StrmTask) => void
-  onCancel: (t: StrmTask) => void
-  onDelete: (t: StrmTask) => void
-  onCopy: (text: string, label: string) => void
-}) {
-  const status = taskStatusMeta(task.status)
-
-  return (
-    <div
-      className="fixed inset-0 z-[110] flex items-center justify-center bg-black/40 p-4 backdrop-blur-sm"
-      onClick={onClose}
-    >
-      <div
-        className="w-full max-w-xl rounded-3xl border border-gray-200 bg-white shadow-2xl overflow-hidden animate-in fade-in zoom-in-95 duration-150"
-        onClick={(e) => e.stopPropagation()}
-      >
-        <div className="flex items-center justify-between border-b border-gray-100 px-6 py-4">
-          <div className="flex items-center gap-2">
-            {getFileIcon(task.file_name)}
-            <h3 className="font-display text-base font-bold text-ink-600">任务详情</h3>
-          </div>
-          <button
-            type="button"
-            onClick={onClose}
-            className="rounded-xl p-1 text-gray-400 hover:bg-gray-100 hover:text-ink-600 transition"
-          >
-            <X size={18} />
-          </button>
-        </div>
-
-        <div className="space-y-4 p-6 max-h-[70vh] overflow-y-auto text-xs">
-          {/* Main Info Box */}
-          <div className="rounded-2xl border border-gray-100 bg-gray-50/70 p-4 space-y-3">
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">任务 ID</span>
-              <span className="font-mono text-ink-100 select-all">{task.id}</span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">文件名称</span>
-              <span className="font-bold text-ink-600 select-all">{task.file_name}</span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">文件大小</span>
-              <span className="font-mono text-ink-100">{formatBytes(task.size)}</span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">当前状态</span>
-              <span
-                className={`inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-xs font-semibold ${status.cls}`}
-              >
-                {status.label}
-              </span>
-            </div>
-            <div className="flex items-center justify-between">
-              <span className="text-sand-500 font-medium">云盘提供方</span>
-              <span className="font-medium text-ink-100">
-                {STRM_PROVIDER_LABELS[task.provider] ?? task.provider}
-              </span>
-            </div>
-            {task.retry_count > 0 && (
-              <div className="flex items-center justify-between">
-                <span className="text-sand-500 font-medium">已重试次数</span>
-                <span className="font-bold text-amber-600">{task.retry_count} 次</span>
-              </div>
-            )}
-          </div>
-
-          {/* Paths */}
-          <div className="space-y-2">
-            <div className="flex items-center justify-between text-sand-500 font-medium">
-              <span>{isDownload ? '本地输出目标路径' : '本地来源路径'}</span>
-              <button
-                type="button"
-                onClick={() => onCopy(task.local_path, '本地路径')}
-                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
-              >
-                <Copy size={11} /> 复制
-              </button>
-            </div>
-            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
-              {task.local_path}
-            </div>
-          </div>
-
-          <div className="space-y-2">
-            <div className="flex items-center justify-between text-sand-500 font-medium">
-              <span>远端网盘路径</span>
-              <button
-                type="button"
-                onClick={() => onCopy(task.remote_path, '远端路径')}
-                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
-              >
-                <Copy size={11} /> 复制
-              </button>
-            </div>
-            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
-              {task.remote_path}
-            </div>
-          </div>
-
-          {/* Error Message Box */}
-          {task.error && (
-            <div className="space-y-2">
-              <div className="flex items-center justify-between text-rose-500 font-medium">
-                <span className="flex items-center gap-1">
-                  <AlertCircle size={13} /> 错误详情
-                </span>
-                <button
-                  type="button"
-                  onClick={() => onCopy(task.error!, '错误信息')}
-                  className="inline-flex items-center gap-1 text-rose-500 hover:underline"
-                >
-                  <Copy size={11} /> 复制错误
-                </button>
-              </div>
-              <div className="rounded-xl border border-rose-200 bg-rose-50/60 p-3 font-mono text-[11px] text-rose-700 break-all select-all whitespace-pre-wrap">
-                {task.error}
-              </div>
-            </div>
-          )}
-
-          {/* Timeline */}
-          <div className="grid grid-cols-2 gap-3 pt-2 text-[11px] text-sand-500 border-t border-gray-100">
-            <div>创建时间：{formatTime(task.created_at)}</div>
-            {task.started_at && <div>开始时间：{formatTime(task.started_at)}</div>}
-            {task.finished_at && <div>结束时间：{formatTime(task.finished_at)}</div>}
-          </div>
-        </div>
-
-        {/* Footer Actions */}
-        <div className="flex items-center justify-between border-t border-gray-100 px-6 py-4 bg-gray-50/50">
-          <div>
-            {(task.status === 'done' ||
-              task.status === 'failed' ||
-              task.status === 'canceled') && (
-              <button
-                type="button"
-                onClick={() => onDelete(task)}
-                className="inline-flex items-center gap-1 rounded-xl border border-rose-200 bg-white px-3 py-2 text-xs font-semibold text-rose-500 hover:bg-rose-50 transition"
-              >
-                <Trash2 size={13} />
-                删除记录
-              </button>
-            )}
-          </div>
-
-          <div className="flex items-center gap-2">
-            {(task.status === 'pending' || task.status === 'running') && (
-              <button
-                type="button"
-                onClick={() => onCancel(task)}
-                className="inline-flex items-center gap-1 rounded-xl border border-amber-200 bg-white px-4 py-2 text-xs font-semibold text-amber-600 hover:bg-amber-50 transition"
-              >
-                <Ban size={13} />
-                取消任务
-              </button>
-            )}
-
-            {(task.status === 'failed' || task.status === 'canceled') && (
-              <button
-                type="button"
-                onClick={() => onRetry(task)}
-                className="neon-button !py-2 !px-4 text-xs font-semibold"
-              >
-                <RefreshCw size={13} />
-                重新入队
-              </button>
-            )}
-
-            <button
-              type="button"
-              onClick={onClose}
-              className="rounded-xl border border-gray-200 bg-white px-4 py-2 text-xs font-semibold text-ink-100 hover:bg-gray-50 transition"
-            >
-              关闭
-            </button>
-          </div>
-        </div>
-      </div>
-    </div>
-  )
-}
-
 export function StrmDownloadQueuePage() {
   return <StrmQueuePanel kind="download" />
 }

web/src/pages/queue-shared.ts

@@ -0,0 +1,38 @@
+import { useCallback, useState } from 'react'
+import toast from 'react-hot-toast'
+
+/** 复制文本到剪贴板并提示（Strm/Scraper 队列页共用）。 */
+export function copyToClipboard(text: string, label: string) {
+  navigator.clipboard.writeText(text)
+  toast.success(`已复制${label}`)
+}
+
+/**
+ * 任务列表多选状态：StrmQueuePage 与 ScraperQueuePage 共用。
+ * allIds 变化（翻页/筛选）时调用 reset() 清空选中。
+ */
+export function useTaskSelection() {
+  const [selectedIds, setSelectedIds] = useState<Set<string>>(new Set())
+
+  const reset = useCallback(() => setSelectedIds(new Set()), [])
+
+  const toggleRow = useCallback((id: string) => {
+    setSelectedIds((prev) => {
+      const next = new Set(prev)
+      if (next.has(id)) next.delete(id)
+      else next.add(id)
+      return next
+    })
+  }, [])
+
+  const toggleAll = useCallback((visibleIds: string[]) => {
+    setSelectedIds((prev) => {
+      if (visibleIds.length > 0 && visibleIds.every((id) => prev.has(id))) {
+        return new Set()
+      }
+      return new Set(visibleIds)
+    })
+  }, [])
+
+  return { selectedIds, setSelectedIds, reset, toggleRow, toggleAll }
+}

web/src/pages/scraper-queue/ScrapeDetailModal.tsx

@@ -0,0 +1,234 @@
+import { Link } from 'react-router-dom'
+import { AlertCircle, Ban, Copy, ExternalLink, RefreshCw, Sparkles, Trash2, X } from 'lucide-react'
+
+import { imageURL } from '../../api/client'
+import type { ScrapeTask } from '../../types/scraper'
+import { formatTime, taskStatusMeta } from '../StrmManagePage'
+
+export const PROVIDER_LABELS: Record<string, string> = {
+  tmdb: 'TheMovieDB',
+  douban: '豆瓣 Douban',
+  bangumi: 'Bangumi 番组计划',
+  thetvdb: 'TheTVDB',
+  metatube: 'MetaTube',
+}
+
+export const TYPE_LABELS: Record<string, string> = {
+  movie: '电影',
+  tv: '剧集',
+  anime: '动漫',
+  adult: 'Adult',
+}
+
+export function ScrapeDetailModal({
+  task,
+  onClose,
+  onRetry,
+  onCancel,
+  onDelete,
+  onCopy,
+}: {
+  task: ScrapeTask
+  onClose: () => void
+  onRetry: (t: ScrapeTask) => void
+  onCancel: (t: ScrapeTask) => void
+  onDelete: (t: ScrapeTask) => void
+  onCopy: (text: string, label: string) => void
+}) {
+  const status = taskStatusMeta(task.status)
+
+  return (
+    <div
+      className="fixed inset-0 z-[110] flex items-center justify-center bg-black/40 p-4 backdrop-blur-sm"
+      onClick={onClose}
+    >
+      <div
+        className="w-full max-w-xl rounded-3xl border border-gray-200 bg-white shadow-2xl overflow-hidden animate-in fade-in zoom-in-95 duration-150"
+        onClick={(e) => e.stopPropagation()}
+      >
+        <div className="flex items-center justify-between border-b border-gray-100 px-6 py-4">
+          <div className="flex items-center gap-2">
+            <Sparkles size={16} className="text-brand-500" />
+            <h3 className="font-display text-base font-bold text-ink-600">刮削任务详情</h3>
+          </div>
+          <button
+            type="button"
+            onClick={onClose}
+            className="rounded-xl p-1 text-gray-400 hover:bg-gray-100 hover:text-ink-600 transition"
+          >
+            <X size={18} />
+          </button>
+        </div>
+
+        <div className="space-y-4 p-6 max-h-[70vh] overflow-y-auto text-xs">
+          {/* Matched Poster / Info Banner */}
+          {task.matched_title ? (
+            <div className="flex gap-4 rounded-2xl border border-brand-500/20 bg-primary-400/5 p-4">
+              {task.poster_url && (
+                <img
+                  src={imageURL(task.poster_url)}
+                  alt=""
+                  className="h-28 w-20 rounded-xl object-cover border border-brand-500/30 shadow-md shrink-0"
+                />
+              )}
+              <div className="space-y-1.5 min-w-0 flex-1">
+                <div className="flex items-center gap-2">
+                  <span className="rounded bg-brand-500 px-2 py-0.5 text-[10px] font-bold text-white uppercase">
+                    已匹配
+                  </span>
+                  {task.provider && (
+                    <span className="rounded border border-gray-200 bg-white px-2 py-0.5 text-[10px] font-semibold text-ink-600">
+                      {PROVIDER_LABELS[task.provider] ?? task.provider}
+                    </span>
+                  )}
+                </div>
+                <h4 className="font-display text-base font-extrabold text-ink-600 truncate">
+                  {task.matched_title}
+                </h4>
+                <div className="flex items-center gap-3 text-sand-500 text-[11px]">
+                  {task.matched_year > 0 && <span>年份：{task.matched_year}</span>}
+                  <span>类型：{TYPE_LABELS[task.media_type] ?? task.media_type}</span>
+                </div>
+                {task.media_id && (
+                  <Link
+                    to={`/media/${task.media_id}`}
+                    target="_blank"
+                    className="inline-flex items-center gap-1 text-brand-500 font-semibold hover:underline pt-1"
+                  >
+                    <span>在媒体详情中查看</span>
+                    <ExternalLink size={11} />
+                  </Link>
+                )}
+              </div>
+            </div>
+          ) : null}
+
+          {/* Media Info Box */}
+          <div className="rounded-2xl border border-gray-100 bg-gray-50/70 p-4 space-y-3">
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">原始媒体标题</span>
+              <span className="font-bold text-ink-600 select-all">{task.media_title}</span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">所属媒体库</span>
+              <span className="font-medium text-ink-100">{task.library_name}</span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">媒体库类型</span>
+              <span className="font-medium text-ink-100">
+                {TYPE_LABELS[task.media_type] ?? task.media_type}
+              </span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">当前状态</span>
+              <span
+                className={`inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-xs font-semibold ${status.cls}`}
+              >
+                {task.status === 'done' ? '已匹配' : task.status === 'failed' ? '未匹配' : status.label}
+              </span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">剧照/海报刮削</span>
+              <span className="font-medium text-ink-100">
+                {task.episode_images ? '开启' : '关闭'}
+              </span>
+            </div>
+          </div>
+
+          {/* File path */}
+          <div className="space-y-2">
+            <div className="flex items-center justify-between text-sand-500 font-medium">
+              <span>磁盘文件路径</span>
+              <button
+                type="button"
+                onClick={() => onCopy(task.media_path, '文件路径')}
+                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
+              >
+                <Copy size={11} /> 复制
+              </button>
+            </div>
+            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
+              {task.media_path}
+            </div>
+          </div>
+
+          {/* Error Message Box */}
+          {task.error && (
+            <div className="space-y-2">
+              <div className="flex items-center justify-between text-rose-500 font-medium">
+                <span className="flex items-center gap-1">
+                  <AlertCircle size={13} /> 刮削未匹配 / 异常详情
+                </span>
+                <button
+                  type="button"
+                  onClick={() => onCopy(task.error, '错误日志')}
+                  className="inline-flex items-center gap-1 text-rose-500 hover:underline"
+                >
+                  <Copy size={11} /> 复制日志
+                </button>
+              </div>
+              <div className="rounded-xl border border-rose-200 bg-rose-50/60 p-3 font-mono text-[11px] text-rose-700 break-all select-all whitespace-pre-wrap">
+                {task.error}
+              </div>
+            </div>
+          )}
+
+          {/* Timeline */}
+          <div className="grid grid-cols-2 gap-3 pt-2 text-[11px] text-sand-500 border-t border-gray-100">
+            <div>入队时间：{formatTime(task.created_at)}</div>
+            {task.started_at && <div>开始刮削：{formatTime(task.started_at)}</div>}
+            {task.finished_at && <div>完成时间：{formatTime(task.finished_at)}</div>}
+          </div>
+        </div>
+
+        {/* Footer Actions */}
+        <div className="flex items-center justify-between border-t border-gray-100 px-6 py-4 bg-gray-50/50">
+          <div>
+            {(task.status === 'done' ||
+              task.status === 'failed' ||
+              task.status === 'canceled') && (
+              <button
+                type="button"
+                onClick={() => onDelete(task)}
+                className="inline-flex items-center gap-1 rounded-xl border border-rose-200 bg-white px-3 py-2 text-xs font-semibold text-rose-500 hover:bg-rose-50 transition"
+              >
+                <Trash2 size={13} />
+                删除记录
+              </button>
+            )}
+          </div>
+
+          <div className="flex items-center gap-2">
+            {(task.status === 'pending' || task.status === 'running') && (
+              <button
+                type="button"
+                onClick={() => onCancel(task)}
+                className="inline-flex items-center gap-1 rounded-xl border border-amber-200 bg-white px-4 py-2 text-xs font-semibold text-amber-600 hover:bg-amber-50 transition"
+              >
+                <Ban size={13} />
+                取消任务
+              </button>
+            )}
+
+            <button
+              type="button"
+              onClick={() => onRetry(task)}
+              className="neon-button !py-2 !px-4 text-xs font-semibold"
+            >
+              <RefreshCw size={13} />
+              重新刮削
+            </button>
+
+            <button
+              type="button"
+              onClick={onClose}
+              className="rounded-xl border border-gray-200 bg-white px-4 py-2 text-xs font-semibold text-ink-100 hover:bg-gray-50 transition"
+            >
+              关闭
+            </button>
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+}

web/src/pages/strm-dialogs/Strm115AuthPanel.tsx

@@ -0,0 +1,319 @@
+import { useEffect, useMemo, useRef, useState } from 'react'
+import toast from 'react-hot-toast'
+import { ExternalLink, Loader2, QrCode, RefreshCw, Search } from 'lucide-react'
+import QRCode from 'qrcode'
+
+import { strmAPI, type Strm115Source } from '../../api/strm'
+import type { StrmAccount } from '../../types/strm'
+import { apiErrorMessage } from '../StrmManagePage'
+
+const QR_SIZE = 176
+
+function QrCanvas({ content }: { content: string }) {
+  const canvasRef = useRef<HTMLCanvasElement>(null)
+  const [error, setError] = useState('')
+
+  useEffect(() => {
+    const canvas = canvasRef.current
+    if (!canvas || !content) return
+    QRCode.toCanvas(canvas, content, {
+      width: QR_SIZE,
+      margin: 2,
+      errorCorrectionLevel: 'M',
+      color: { dark: '#1f2937', light: '#ffffff' },
+    })
+      .then(() => setError(''))
+      .catch((err: unknown) => setError(err instanceof Error ? err.message : '二维码生成失败'))
+  }, [content])
+
+  return (
+    <div className="relative h-44 w-44 shrink-0 rounded-xl border border-gray-200 bg-white">
+      <canvas
+        ref={canvasRef}
+        width={QR_SIZE}
+        height={QR_SIZE}
+        role="img"
+        aria-label="115 授权二维码"
+        style={{ width: QR_SIZE, height: QR_SIZE }}
+      />
+      {error && (
+        <div className="absolute inset-0 grid place-items-center rounded-xl bg-gray-50 p-3 text-center text-xs text-rose-500">
+          {error}
+        </div>
+      )}
+    </div>
+  )
+}
+
+type AuthSourceKey = 'built_in_appid' | 'custom_appid' | 'built_in_relay' | 'third_party_service'
+
+const AUTH_SOURCE_OPTIONS: { key: AuthSourceKey; label: string; desc: string; needsRelayKey?: boolean }[] = [
+  { key: 'built_in_appid', label: '官方应用目录', desc: '设备码扫码授权，无需回跳' },
+  { key: 'custom_appid', label: '自定义 APP ID', desc: '使用自己申请的开放平台应用' },
+  { key: 'built_in_relay', label: '中继授权', desc: 'QMediaSync / MQFamily 中继', needsRelayKey: true },
+  { key: 'third_party_service', label: '第三方服务', desc: 'MoviePilot / CloudDrive' },
+]
+
+const inputCls = 'input-base w-full'
+
+function Field({ label, hint, children }: { label: string; hint?: string; children: React.ReactNode }) {
+  return (
+    <label className="block space-y-1">
+      <span className="text-sm font-medium text-ink-100">{label}</span>
+      {children}
+      {hint && <span className="block text-xs text-sand-500">{hint}</span>}
+    </label>
+  )
+}
+
+export function Strm115AuthPanel({
+  existing,
+  accountName,
+  onAuthed,
+}: {
+  existing: StrmAccount | null
+  accountName: string
+  onAuthed: (account: StrmAccount) => void
+}) {
+  const [sources, setSources] = useState<{ built_in: Strm115Source[]; relay: Strm115Source[]; third_party: Strm115Source[] } | null>(null)
+  const [relayKeyConfigured, setRelayKeyConfigured] = useState(false)
+  const [authSource, setAuthSource] = useState<AuthSourceKey>('built_in_appid')
+  const [thirdParty, setThirdParty] = useState<'moviepilot' | 'clouddrive'>('moviepilot')
+  const [relayProvider, setRelayProvider] = useState<'qmediasync' | 'mqfamily'>('qmediasync')
+  const [appID, setAppID] = useState('100195125')
+  const [appKeyword, setAppKeyword] = useState('')
+
+  const [starting, setStarting] = useState(false)
+  const [authUI, setAuthUI] = useState<{ sessionId: string; accountId: string; mode: 'qrcode' | 'url'; authUrl?: string; qrcodeUrl?: string } | null>(null)
+  const [authStatus, setAuthStatus] = useState('')
+
+  const pollRef = useRef<ReturnType<typeof setInterval> | null>(null)
+  const stopPolling = () => {
+    if (pollRef.current) {
+      clearInterval(pollRef.current)
+      pollRef.current = null
+    }
+  }
+  useEffect(() => stopPolling, [])
+
+  useEffect(() => {
+    ;(async () => {
+      try {
+        const data = await strmAPI.list115Sources()
+        setSources(data)
+        const settings = await strmAPI.getSettings().catch(() => null)
+        const key = settings?.['strm.115_relay_key']
+        setRelayKeyConfigured(Boolean(key && key.trim()))
+      } catch (err) {
+        toast.error(apiErrorMessage(err))
+      }
+    })()
+  }, [])
+
+  const filteredApps = useMemo(
+    () =>
+      (sources?.built_in ?? []).filter(
+        (s) => !appKeyword || s.app_name.toLowerCase().includes(appKeyword.toLowerCase()) || s.app_id.includes(appKeyword),
+      ),
+    [appKeyword, sources],
+  )
+
+  useEffect(() => {
+    if (filteredApps.length > 0 && !filteredApps.some((source) => source.app_id === appID)) {
+      setAppID(filteredApps[0].app_id)
+    }
+  }, [appID, filteredApps])
+
+  const buildStartPayload = () => {
+    switch (authSource) {
+      case 'built_in_appid':
+        return { auth_source: 'built_in_appid', app_id: appID }
+      case 'custom_appid':
+        return { auth_source: 'custom_appid', app_id: appID }
+      case 'built_in_relay':
+        return { auth_source: 'built_in_relay', provider: relayProvider }
+      case 'third_party_service':
+        return { auth_source: 'third_party_service', provider: thirdParty }
+    }
+  }
+
+  const startAuth = async () => {
+    if (authSource === 'built_in_appid' && filteredApps.length === 0) {
+      toast.error('未找到匹配的官方应用')
+      return
+    }
+
+    setStarting(true)
+    setAuthStatus('')
+    try {
+      // 115 授权需要账号 ID：没有则先创建空凭据账号
+      let account = existing
+      if (!account) {
+        account = await strmAPI.createAccount({ name: accountName || '115 网盘', provider: 'cloud115', config: {} })
+      }
+      const result = await strmAPI.start115OAuth(account.id, buildStartPayload())
+      setAuthUI(
+        result.mode === 'qrcode'
+          ? { sessionId: result.session_id, accountId: account.id, mode: 'qrcode', qrcodeUrl: result.qrcode?.qrcode }
+          : { sessionId: result.session_id, accountId: account.id, mode: 'url', authUrl: result.auth_url },
+      )
+      stopPolling()
+      pollRef.current = setInterval(async () => {
+        try {
+          const status = await strmAPI.poll115OAuth(account.id, result.session_id)
+          setAuthStatus(status.tip)
+          if (status.status === 'confirmed') {
+            stopPolling()
+            const updated = await strmAPI.testAccount(account.id)
+            onAuthed(updated)
+          }
+          if (status.status === 'expired') {
+            stopPolling()
+            setAuthUI(null)
+            toast.error('授权已过期，请重新发起')
+          }
+        } catch {
+          /* 轮询失败等下一次 */
+        }
+      }, 3000)
+    } catch (err) {
+      toast.error(apiErrorMessage(err))
+    } finally {
+      setStarting(false)
+    }
+  }
+
+  const openAuthWindow = () => {
+    if (authUI?.mode === 'url' && authUI.authUrl) {
+      window.open(authUI.authUrl, '_blank', 'noopener')
+    }
+  }
+
+  const resetAuth = () => {
+    stopPolling()
+    setAuthUI(null)
+    setAuthStatus('')
+  }
+
+  return (
+    <div className="space-y-4 rounded-2xl bg-gray-50 p-4">
+      {existing?.has_credential && (
+        <p className="rounded-xl bg-emerald-50 px-3 py-2 text-sm text-emerald-600">
+          ✓ 该账号已授权；重新授权会替换现有令牌
+        </p>
+      )}
+
+      {!authUI && (
+        <div className="space-y-3">
+          <div className="grid grid-cols-2 gap-2">
+            {AUTH_SOURCE_OPTIONS.map((option) => {
+              const active = authSource === option.key
+              const disabled = Boolean(option.needsRelayKey && !relayKeyConfigured)
+              return (
+                <button
+                  key={option.key}
+                  type="button"
+                  disabled={disabled}
+                  onClick={() => setAuthSource(option.key)}
+                  className={
+                    'rounded-xl border-2 p-2.5 text-left transition disabled:cursor-not-allowed disabled:opacity-40 ' +
+                    (active ? 'border-brand-400 bg-brand-50' : 'border-gray-100 bg-white hover:border-gray-200')
+                  }
+                >
+                  <p className="text-sm font-bold text-ink-600">{option.label}</p>
+                  <p className="text-[11px] text-sand-500">{option.desc}</p>
+                  {disabled && <p className="text-[10px] text-rose-400">需在 STRM 设置配置共享密钥</p>}
+                </button>
+              )
+            })}
+          </div>
+
+          {authSource === 'built_in_appid' && (
+            <div className="space-y-2">
+              <Field label="选择官方应用" hint="应用目录来自 QMediaSync 内置；媒体播放器 / 飞牛 / 恒星等">
+                <div className="flex items-center gap-2">
+                  <Search size={14} className="shrink-0 text-sand-400" />
+                  <input className={inputCls} placeholder="搜索应用名称或 ID…" value={appKeyword} onChange={(e) => setAppKeyword(e.target.value)} />
+                </div>
+                <select className={inputCls} value={appID} onChange={(e) => setAppID(e.target.value)} size={5}>
+                  {filteredApps.map((source) => (
+                    <option key={source.app_id} value={source.app_id}>
+                      {source.display_name}（{source.app_id}）
+                    </option>
+                  ))}
+                </select>
+                {filteredApps.length === 0 && <p className="text-xs text-sand-500">未找到匹配的官方应用</p>}
+              </Field>
+            </div>
+          )}
+          {authSource === 'custom_appid' && (
+            <Field label="自定义 APP ID" hint="使用自己在 115 开放平台申请的应用 ID">
+              <input className={inputCls} value={appID} placeholder="100195125" onChange={(e) => setAppID(e.target.value)} />
+            </Field>
+          )}
+          {authSource === 'built_in_relay' && (
+            <Field label="中继服务">
+              <select className={inputCls} value={relayProvider} onChange={(e) => setRelayProvider(e.target.value as typeof relayProvider)}>
+                <option value="qmediasync">QMediaSync（oauth.qmediasync.cn）</option>
+                <option value="mqfamily">MQFamily（api.mqfamily.top）</option>
+              </select>
+            </Field>
+          )}
+          {authSource === 'third_party_service' && (
+            <Field label="第三方授权服务">
+              <select className={inputCls} value={thirdParty} onChange={(e) => setThirdParty(e.target.value as typeof thirdParty)}>
+                <option value="moviepilot">MoviePilot（https://movie-pilot.org）</option>
+                <option value="clouddrive">CloudDrive（redirect115.zhenyunpan.com）</option>
+              </select>
+            </Field>
+          )}
+
+          <button
+            type="button"
+            onClick={startAuth}
+            disabled={starting || (authSource === 'built_in_appid' && filteredApps.length === 0)}
+            className="neon-button disabled:opacity-50"
+          >
+            {starting ? <Loader2 size={16} className="animate-spin" /> : <QrCode size={16} />}
+            {authSource === 'built_in_appid' || authSource === 'custom_appid' ? '获取登录二维码' : '获取授权链接'}
+          </button>
+        </div>
+      )}
+
+      {authUI && (
+        <div className="space-y-3">
+          {authUI.mode === 'qrcode' && authUI.qrcodeUrl ? (
+            <div className="flex items-center gap-4">
+              <QrCanvas content={authUI.qrcodeUrl} />
+              <div className="space-y-1.5 text-sm">
+                <p className="font-medium text-ink-600">{authStatus || '等待扫码…'}</p>
+                <p className="text-xs text-sand-500">请使用 115 手机客户端扫码并确认授权，5 分钟内有效</p>
+              </div>
+            </div>
+          ) : (
+            <div className="space-y-2">
+              <p className="text-sm text-ink-100">请点击下方按钮在新窗口完成授权：</p>
+              <button type="button" onClick={openAuthWindow} className="neon-button">
+                <ExternalLink size={16} />
+                打开授权页面
+              </button>
+              <p className="text-xs text-sand-500">完成后回到此页面等待自动确认（授权成功后可关闭弹窗）</p>
+            </div>
+          )}
+          <div className="flex items-center gap-2 text-sm">
+            <Loader2 size={14} className="animate-spin text-brand-500" />
+            <span className="text-ink-50">{authStatus}</span>
+          </div>
+          <button
+            type="button"
+            onClick={resetAuth}
+            className="inline-flex items-center gap-1 rounded-lg border border-gray-200 px-2.5 py-1.5 text-xs font-semibold text-ink-100 transition hover:bg-gray-50"
+          >
+            <RefreshCw size={14} />
+            重新发起授权
+          </button>
+        </div>
+      )}
+    </div>
+  )
+}

web/src/pages/strm-queue/TaskDetailModal.tsx

@@ -0,0 +1,218 @@
+import type { ReactNode } from 'react'
+import { AlertCircle, Ban, Copy, FileText, Film, Image as ImageIcon, File, MessageSquare, RefreshCw, Trash2, X } from 'lucide-react'
+
+import type { StrmTask } from '../../types/strm'
+import { STRM_PROVIDER_LABELS } from '../../types/strm'
+import { formatBytes, formatTime, taskStatusMeta } from '../StrmManagePage'
+
+export function getFileIcon(filename: string): ReactNode {
+  const ext = filename.split('.').pop()?.toLowerCase() ?? ''
+  if (['nfo', 'txt', 'xml', 'json'].includes(ext)) {
+    return <FileText size={15} className="text-amber-500 shrink-0" />
+  }
+  if (['jpg', 'jpeg', 'png', 'webp', 'bmp', 'gif', 'svg'].includes(ext)) {
+    return <ImageIcon size={15} className="text-blue-500 shrink-0" />
+  }
+  if (['srt', 'ass', 'ssa', 'sub', 'vtt'].includes(ext)) {
+    return <MessageSquare size={15} className="text-purple-500 shrink-0" />
+  }
+  if (['mkv', 'mp4', 'avi', 'mov', 'wmv', 'ts', 'flv', 'iso', 'm4v', 'strm'].includes(ext)) {
+    return <Film size={15} className="text-emerald-500 shrink-0" />
+  }
+  return <File size={15} className="text-gray-400 shrink-0" />
+}
+
+export function TaskDetailModal({
+  task,
+  isDownload,
+  onClose,
+  onRetry,
+  onCancel,
+  onDelete,
+  onCopy,
+}: {
+  task: StrmTask
+  isDownload: boolean
+  onClose: () => void
+  onRetry: (t: StrmTask) => void
+  onCancel: (t: StrmTask) => void
+  onDelete: (t: StrmTask) => void
+  onCopy: (text: string, label: string) => void
+}) {
+  const status = taskStatusMeta(task.status)
+
+  return (
+    <div
+      className="fixed inset-0 z-[110] flex items-center justify-center bg-black/40 p-4 backdrop-blur-sm"
+      onClick={onClose}
+    >
+      <div
+        className="w-full max-w-xl rounded-3xl border border-gray-200 bg-white shadow-2xl overflow-hidden animate-in fade-in zoom-in-95 duration-150"
+        onClick={(e) => e.stopPropagation()}
+      >
+        <div className="flex items-center justify-between border-b border-gray-100 px-6 py-4">
+          <div className="flex items-center gap-2">
+            {getFileIcon(task.file_name)}
+            <h3 className="font-display text-base font-bold text-ink-600">任务详情</h3>
+          </div>
+          <button
+            type="button"
+            onClick={onClose}
+            className="rounded-xl p-1 text-gray-400 hover:bg-gray-100 hover:text-ink-600 transition"
+          >
+            <X size={18} />
+          </button>
+        </div>
+
+        <div className="space-y-4 p-6 max-h-[70vh] overflow-y-auto text-xs">
+          {/* Main Info Box */}
+          <div className="rounded-2xl border border-gray-100 bg-gray-50/70 p-4 space-y-3">
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">任务 ID</span>
+              <span className="font-mono text-ink-100 select-all">{task.id}</span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">文件名称</span>
+              <span className="font-bold text-ink-600 select-all">{task.file_name}</span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">文件大小</span>
+              <span className="font-mono text-ink-100">{formatBytes(task.size)}</span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">当前状态</span>
+              <span
+                className={`inline-flex items-center gap-1 rounded-full px-2.5 py-0.5 text-xs font-semibold ${status.cls}`}
+              >
+                {status.label}
+              </span>
+            </div>
+            <div className="flex items-center justify-between">
+              <span className="text-sand-500 font-medium">云盘提供方</span>
+              <span className="font-medium text-ink-100">
+                {STRM_PROVIDER_LABELS[task.provider] ?? task.provider}
+              </span>
+            </div>
+            {task.retry_count > 0 && (
+              <div className="flex items-center justify-between">
+                <span className="text-sand-500 font-medium">已重试次数</span>
+                <span className="font-bold text-amber-600">{task.retry_count} 次</span>
+              </div>
+            )}
+          </div>
+
+          {/* Paths */}
+          <div className="space-y-2">
+            <div className="flex items-center justify-between text-sand-500 font-medium">
+              <span>{isDownload ? '本地输出目标路径' : '本地来源路径'}</span>
+              <button
+                type="button"
+                onClick={() => onCopy(task.local_path, '本地路径')}
+                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
+              >
+                <Copy size={11} /> 复制
+              </button>
+            </div>
+            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
+              {task.local_path}
+            </div>
+          </div>
+
+          <div className="space-y-2">
+            <div className="flex items-center justify-between text-sand-500 font-medium">
+              <span>远端网盘路径</span>
+              <button
+                type="button"
+                onClick={() => onCopy(task.remote_path, '远端路径')}
+                className="inline-flex items-center gap-1 text-brand-500 hover:underline"
+              >
+                <Copy size={11} /> 复制
+              </button>
+            </div>
+            <div className="rounded-xl border border-gray-200 bg-gray-50/50 p-3 font-mono text-[11px] text-ink-600 break-all select-all">
+              {task.remote_path}
+            </div>
+          </div>
+
+          {/* Error Message Box */}
+          {task.error && (
+            <div className="space-y-2">
+              <div className="flex items-center justify-between text-rose-500 font-medium">
+                <span className="flex items-center gap-1">
+                  <AlertCircle size={13} /> 错误详情
+                </span>
+                <button
+                  type="button"
+                  onClick={() => onCopy(task.error!, '错误信息')}
+                  className="inline-flex items-center gap-1 text-rose-500 hover:underline"
+                >
+                  <Copy size={11} /> 复制错误
+                </button>
+              </div>
+              <div className="rounded-xl border border-rose-200 bg-rose-50/60 p-3 font-mono text-[11px] text-rose-700 break-all select-all whitespace-pre-wrap">
+                {task.error}
+              </div>
+            </div>
+          )}
+
+          {/* Timeline */}
+          <div className="grid grid-cols-2 gap-3 pt-2 text-[11px] text-sand-500 border-t border-gray-100">
+            <div>创建时间：{formatTime(task.created_at)}</div>
+            {task.started_at && <div>开始时间：{formatTime(task.started_at)}</div>}
+            {task.finished_at && <div>结束时间：{formatTime(task.finished_at)}</div>}
+          </div>
+        </div>
+
+        {/* Footer Actions */}
+        <div className="flex items-center justify-between border-t border-gray-100 px-6 py-4 bg-gray-50/50">
+          <div>
+            {(task.status === 'done' ||
+              task.status === 'failed' ||
+              task.status === 'canceled') && (
+              <button
+                type="button"
+                onClick={() => onDelete(task)}
+                className="inline-flex items-center gap-1 rounded-xl border border-rose-200 bg-white px-3 py-2 text-xs font-semibold text-rose-500 hover:bg-rose-50 transition"
+              >
+                <Trash2 size={13} />
+                删除记录
+              </button>
+            )}
+          </div>
+
+          <div className="flex items-center gap-2">
+            {(task.status === 'pending' || task.status === 'running') && (
+              <button
+                type="button"
+                onClick={() => onCancel(task)}
+                className="inline-flex items-center gap-1 rounded-xl border border-amber-200 bg-white px-4 py-2 text-xs font-semibold text-amber-600 hover:bg-amber-50 transition"
+              >
+                <Ban size={13} />
+                取消任务
+              </button>
+            )}
+
+            {(task.status === 'failed' || task.status === 'canceled') && (
+              <button
+                type="button"
+                onClick={() => onRetry(task)}
+                className="neon-button !py-2 !px-4 text-xs font-semibold"
+              >
+                <RefreshCw size={13} />
+                重新入队
+              </button>
+            )}
+
+            <button
+              type="button"
+              onClick={onClose}
+              className="rounded-xl border border-gray-200 bg-white px-4 py-2 text-xs font-semibold text-ink-100 hover:bg-gray-50 transition"
+            >
+              关闭
+            </button>
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+}

web/src/pages/useAdminLibraryPanel.ts

@@ -3,6 +3,7 @@ import toast from 'react-hot-toast'
 
 import { libraryAPI } from '../api/library'
 import type { Library, LibraryRoot } from '../types'
+import { invalidateLibraries } from '../utils/libraryCache'
 import { confirmAction } from '../components/confirmAction'
 import { apiErrorMessage, createRootPayload, displayLibraryRootName, displayLibraryRootPath, emptyRootDraft, rootDraftKey, type RootDraft } from './adminLibraryPanelModel'
 
@@ -18,10 +19,14 @@ export function useAdminLibraryPanel() {
 
 function useAdminLibraryList() {
   const [libs, setLibs] = useState<Library[]>([])
-  const refresh = () =>
-    libraryAPI
+  const refresh = () => {
+    // 后台任何库变更都会走到这里；顺带清掉前台会话缓存，
+    // 避免返回首页/媒体库页后 30 秒 TTL 内还显示旧列表。
+    invalidateLibraries()
+    return libraryAPI
       .list({ includeHidden: true })
       .then((libs) => setLibs(libs.filter((l) => !l.is_remote_emby)))  // 远程挂载库只读，不在后台管理列表内
+  }
 
   useEffect(() => {
     refresh().catch(() => undefined)

web/src/pages/useLibraryData.ts

@@ -3,6 +3,7 @@ import toast from 'react-hot-toast'
 
 import { libraryAPI } from '../api/library'
 import type { Library, Media } from '../types'
+import { peekLibrary, resolveLibrary } from '../utils/libraryCache'
 import { groupSeries, isEpisodeLike, type SeriesCard } from '../utils/groupSeries'
 
 export function useLibraryData(libraryID: string, selectedSeries: SeriesCard | null) {
@@ -25,74 +26,79 @@ export function useLibraryData(libraryID: string, selectedSeries: SeriesCard | n
     return groupSeries(items)
   }, [isSeries, isSeriesLibrary, items, serverSeriesCards])
 
+  // reloadCurrentLibrary 通过自增 tick 重跑加载（原实现靠克隆 library 对象
+  // 触发第二个 effect，这里合并成单个 bootstrap effect 后改用显式信号）。
+  const [reloadTick, setReloadTick] = useState(0)
+
   useEffect(() => {
     if (!libraryID) return
     let cancelled = false
     setLoading(true)
+    setLoadingAll(false)
     setLibrary(null)
     setItems([])
     setServerSeriesCards([])
     setSeriesEpisodeItems([])
-    libraryAPI.get(libraryID)
-      .then((lib) => {
-        if (!cancelled) setLibrary(lib)
-      })
-      .catch(() => {
+
+    const bootstrap = async () => {
+      // 库信息先查会话缓存（首页/全部媒体库页已拉过全量列表），命中则
+      // 同步就绪，内容请求在挂载当帧即发出；未命中才退回单独请求，
+      // 消除原先"先等库信息、再等内容"的两段串行首屏等待。
+      let lib = peekLibrary(libraryID)
+      if (lib) setLibrary(lib)
+      try {
+        const resolved = await resolveLibrary(libraryID)
+        if (cancelled) return
+        if (!lib) {
+          lib = resolved
+          setLibrary(lib)
+        }
+      } catch {
         if (!cancelled) {
-          setLibrary(null)
           setLoading(false)
           toast.error('媒体库不存在或无权限')
         }
-      })
-    return () => { cancelled = true }
-  }, [libraryID])
-
-  useEffect(() => {
-    if (!libraryID || !library) return
-    let cancelled = false
-    setLoading(true)
-    setLoadingAll(true)
-    setItems([])
-    setServerSeriesCards([])
-    setSeriesEpisodeItems([])
-
-    const loadAll = async () => {
-      if (isSeriesLibrary) {
-        const collected = await loadAllSeriesCards(libraryID, library.is_remote_emby, (next) => {
-          if (cancelled) return
-          setTotal(next.total)
-          if (next.firstPage) {
-            setServerSeriesCards(next.items)
-            setLoading(false)
-          }
-        })
-        if (!cancelled) setServerSeriesCards(collected.items)
         return
       }
 
-      const collected = await loadAllMedia(libraryID, library.is_remote_emby, (next) => {
-        if (cancelled) return
-        setTotal(next.total)
-        if (next.firstPage) {
-          setItems(next.items)
-          setLoading(false)
+      const seriesLibrary = isSeriesLibraryType(lib.type)
+      setLoadingAll(true)
+      try {
+        if (seriesLibrary) {
+          const collected = await loadAllSeriesCards(libraryID, lib.is_remote_emby, (next) => {
+            if (cancelled) return
+            setTotal(next.total)
+            if (next.firstPage) {
+              setServerSeriesCards(next.items)
+              setLoading(false)
+            }
+          })
+          if (!cancelled) setServerSeriesCards(collected.items)
+          return
         }
-      })
-      if (!cancelled) setItems(collected.items)
-    }
 
-    loadAll()
-      .catch(() => {
+        const collected = await loadAllMedia(libraryID, lib.is_remote_emby, (next) => {
+          if (cancelled) return
+          setTotal(next.total)
+          if (next.firstPage) {
+            setItems(next.items)
+            setLoading(false)
+          }
+        })
+        if (!cancelled) setItems(collected.items)
+      } catch {
         if (!cancelled) toast.error('媒体库加载失败')
-      })
-      .finally(() => {
+      } finally {
         if (!cancelled) {
           setLoading(false)
           setLoadingAll(false)
         }
-      })
+      }
+    }
+
+    void bootstrap()
     return () => { cancelled = true }
-  }, [libraryID, library, isSeriesLibrary])
+  }, [libraryID, reloadTick])
 
   useEffect(() => {
     if (!libraryID || !isSeriesLibrary || !selectedSeries) {
@@ -117,7 +123,7 @@ export function useLibraryData(libraryID: string, selectedSeries: SeriesCard | n
   }, [libraryID, isSeriesLibrary, selectedSeries])
 
   const reloadCurrentLibrary = useCallback(() => {
-    setLibrary((current) => (current ? { ...current } : current))
+    setReloadTick((tick) => tick + 1)
   }, [])
 
   const loadingAllText = loadingAll && !loading && (isSeriesLibrary ? total > serverSeriesCards.length : total > items.length)

web/src/pages/useMediaDetailPageState.ts

@@ -143,21 +143,27 @@ function useMediaDetailRefresh({
     setLoading(true)
     setLoadingEpisodes(true)
     try {
-      const nextMedia = await mediaAPI.get(id)
+      // 三个请求并行发出；详情一到就解锁整页渲染，收藏状态与分集列表
+      // 到达后各自补齐（原先完全串行，首屏要排队等满三个往返）。
+      const nextMediaPromise = mediaAPI.get(id)
+      const favouritesPromise = playbackAPI.listFavourites().catch(() => [])
+      const episodesPromise = mediaAPI
+        .getEpisodes(id)
+        .then((r) => r.items ?? [])
+        .catch(() => [])
+
+      const nextMedia = await nextMediaPromise
       setMedia(nextMedia)
-      const favourites = await playbackAPI.listFavourites().catch(() => [])
+      setLoading(false)
+
+      const favourites = await favouritesPromise
       setFavourite(favourites.some((item) => item.id === nextMedia.id))
-      // 异步加载分集列表
-      try {
-        const epRes = await mediaAPI.getEpisodes(id)
-        setEpisodes(epRes.items ?? [])
-      } catch {
-        setEpisodes([])
-      } finally {
-        setLoadingEpisodes(false)
-      }
+
+      const episodes = await episodesPromise
+      setEpisodes(episodes)
     } finally {
       setLoading(false)
+      setLoadingEpisodes(false)
     }
   }, [id, setFavourite, setLoading, setMedia, setEpisodes, setLoadingEpisodes])
 }

web/src/stores/permissions.ts

@@ -14,6 +14,10 @@ interface PermissionState {
   clearPermissions: () => void
 }
 
+// 进行中的请求共享同一个 Promise：同一次 commit 内挂载的多个消费方
+// 同时触发 fetchPermissions 时只会发出一次 /permissions 请求。
+let inflight: Promise<void> | null = null
+
 export const usePermissionStore = create<PermissionState>((set, get) => ({
   permissions: {},
   role: '',
@@ -23,22 +27,28 @@ export const usePermissionStore = create<PermissionState>((set, get) => ({
   error: null,
 
   fetchPermissions: async () => {
+    if (inflight) return inflight
     set({ isLoading: true, error: null })
-    try {
-      const result = await getMyPermissions()
-      set({
-        permissions: result.permissions ?? {},
-        role: result.role ?? '',
-        tier: result.tier ?? 'free',
-        isSuper: result.is_super ?? false,
-        isLoading: false,
-      })
-    } catch (err) {
-      set({
-        isLoading: false,
-        error: err instanceof Error ? err.message : 'Failed to fetch permissions',
-      })
-    }
+    inflight = (async () => {
+      try {
+        const result = await getMyPermissions()
+        set({
+          permissions: result.permissions ?? {},
+          role: result.role ?? '',
+          tier: result.tier ?? 'free',
+          isSuper: result.is_super ?? false,
+          isLoading: false,
+        })
+      } catch (err) {
+        set({
+          isLoading: false,
+          error: err instanceof Error ? err.message : 'Failed to fetch permissions',
+        })
+      } finally {
+        inflight = null
+      }
+    })()
+    return inflight
   },
 
   hasPermission: (key: string) => {

web/src/utils/groupSeries.ts

@@ -30,7 +30,13 @@ import type { Media } from '../types'
  *
  * 同一组内取最早 created_at 的那条作为代表卡片，并带 count 表示集数。
  */
-export type SeriesCard = { key: string; rep: Media; linkMedia: Media; count: number }
+export type SeriesCard = {
+  key: string
+  rep: Media
+  linkMedia: Media
+  count: number
+  last_added_at?: string
+}
 
 export function getSeriesKey(media: Media): string {
   return compactSeriesKey(getSeriesRawKey(media))
@@ -327,10 +333,22 @@ export function groupSeries(items: Media[] = []): SeriesCard[] {
             ? compactSeriesKey(externalKey)
             : getSeriesKey(m)
 
+    const mAddedAt = m.created_at || m.updated_at || ''
     const g = groups.get(key)
     if (!g) {
-      groups.set(key, { key, rep: m, linkMedia: m, count: 1 })
+      groups.set(key, { key, rep: m, linkMedia: m, count: 1, last_added_at: mAddedAt })
     } else {
+      if (mAddedAt) {
+        if (!g.last_added_at) {
+          g.last_added_at = mAddedAt
+        } else {
+          const prevTime = new Date(g.last_added_at).getTime()
+          const curTime = new Date(mAddedAt).getTime()
+          if (!isNaN(curTime) && (isNaN(prevTime) || curTime > prevTime)) {
+            g.last_added_at = mAddedAt
+          }
+        }
+      }
       // Repeated movie IDs represent alternate locations/encodes, not
       // episodes. Fold the versions but keep the card in movie mode.
       if (isEpisodeLike(m) || pathLooksEpisodic(m) || isEpisodeLike(g.linkMedia) || pathLooksEpisodic(g.linkMedia)) {

web/src/utils/libraryCache.ts

@@ -0,0 +1,89 @@
+import { libraryAPI } from '../api/library'
+import type { Library } from '../types'
+
+// 会话级媒体库元数据缓存（不落 localStorage）。
+// 首页 / 媒体库页 / 媒体库详情页都要先拿库列表或库信息才能渲染，
+// 同一会话内反复进出这些页面时直接命中缓存，避免每次都等一整轮请求。
+// TTL 内直接返回缓存；过期后重新请求并刷新。并发调用共享同一个在途请求。
+
+const LIST_TTL_MS = 30_000
+const LIBRARY_TTL_MS = 30_000
+
+let listData: Library[] | null = null
+let listAt = 0
+let listInflight: Promise<Library[]> | null = null
+
+const byId = new Map<string, { at: number; data: Library }>()
+const byIdInflight = new Map<string, Promise<Library>>()
+
+function fresh(at: number, ttl: number): boolean {
+  return Date.now() - at < ttl
+}
+
+function rememberList(data: Library[]) {
+  listData = data
+  listAt = Date.now()
+  for (const lib of data) {
+    byId.set(lib.id, { at: listAt, data: lib })
+  }
+}
+
+// fetchLibraries 拉取库列表：TTL 内命中缓存立即返回（含 peek 先行渲染），
+// 过期或未缓存时发起请求，并发调用共享在途请求。
+export function fetchLibraries(): Promise<Library[]> {
+  if (listData && fresh(listAt, LIST_TTL_MS)) return Promise.resolve(listData)
+  if (!listInflight) {
+    listInflight = libraryAPI
+      .list()
+      .then((rows) => {
+        const data = Array.isArray(rows) ? rows : []
+        rememberList(data)
+        return data
+      })
+      .finally(() => {
+        listInflight = null
+      })
+  }
+  return listInflight
+}
+
+// peekLibraries 同步返回当前缓存的库列表（可能过期），没有则 null。
+// 页面用它先行渲染上一次的数据，再由 fetchLibraries 在后台补一次刷新。
+export function peekLibraries(): Library[] | null {
+  return listData
+}
+
+// peekLibrary 同步返回单库缓存（库列表缓存也会回填单库索引）。
+export function peekLibrary(id: string): Library | null {
+  const entry = byId.get(id)
+  return entry?.data ?? null
+}
+
+// resolveLibrary 拿单个库信息：命中缓存直接返回；未命中走 /libraries/:id
+// 并回填缓存。远程 Emby 挂载库的详情接口同样返回 is_remote_emby，缓存可用。
+export function resolveLibrary(id: string): Promise<Library> {
+  const entry = byId.get(id)
+  if (entry && fresh(entry.at, LIBRARY_TTL_MS)) return Promise.resolve(entry.data)
+  const inflight = byIdInflight.get(id)
+  if (inflight) return inflight
+  const request = libraryAPI
+    .get(id)
+    .then((lib) => {
+      byId.set(id, { at: Date.now(), data: lib })
+      return lib
+    })
+    .finally(() => {
+      byIdInflight.delete(id)
+    })
+  byIdInflight.set(id, request)
+  return request
+}
+
+// invalidate 清空缓存。管理页对库做过增删改后调用，确保下次拉到新数据。
+export function invalidateLibraries() {
+  listData = null
+  listAt = 0
+  listInflight = null
+  byId.clear()
+  byIdInflight.clear()
+}

web/src/utils/mediaSort.ts

@@ -114,7 +114,7 @@ export function sortMediaList(
       case 'created_at':
         return compareDates(a.created_at, b.created_at, order) || compareStrings(a.title, b.title, 'asc')
       case 'updated_at':
-        return compareDates(a.updated_at || a.created_at, b.updated_at || b.created_at, order) || compareStrings(a.title, b.title, 'asc')
+        return compareDates(a.created_at || a.updated_at, b.created_at || b.updated_at, order) || compareStrings(a.title, b.title, 'asc')
       case 'rating':
       case 'imdb_rating': {
         const cmp = compareNumbers(a.rating || 0, b.rating || 0, order)
@@ -175,8 +175,12 @@ export function sortSeriesList(
       case 'created_at':
         return compareDates(repA.created_at, repB.created_at, order) || compareStrings(titleA, titleB, 'asc')
       case 'updated_at': {
-        const updateA = repA.updated_at || repA.created_at
-        const updateB = repB.updated_at || repB.created_at
+        // 远程挂载库的卡片由服务器按 DateLastContentAdded（上次添加集日期）
+        // 倒序返回且不回传日期值：缺失时保持服务器顺序，避免错误回退成加入日期。
+        // 本地库卡片（groupSeries）始终带 last_added_at，按真实值排序。
+        if (!a.last_added_at && !b.last_added_at) return 0
+        const updateA = a.last_added_at || ''
+        const updateB = b.last_added_at || ''
         return compareDates(updateA, updateB, order) || compareStrings(titleA, titleB, 'asc')
       }
       case 'rating':

web/vite.config.ts

@@ -24,5 +24,25 @@ export default defineConfig({
   build: {
     outDir: 'dist',
     sourcemap: false,
+    rollupOptions: {
+      output: {
+        // 只拆哈希长期稳定的核心库：业务代码发版后用户只需重新下载变小的
+        // 业务 chunk，核心 vendor 走浏览器长缓存。其余依赖保持 Vite 默认
+        // 分块，避免把 hls.js 等懒加载库拖进首屏。
+        manualChunks(id) {
+          if (!id.includes('node_modules')) return undefined
+          if (/[\\/]node_modules[\\/](react|react-dom|react-router|react-router-dom|scheduler)[\\/]/.test(id)) {
+            return 'vendor-react'
+          }
+          if (/[\\/]node_modules[\\/](axios|zustand)[\\/]/.test(id)) {
+            return 'vendor-data'
+          }
+          if (/[\\/]node_modules[\\/]framer-motion[\\/]/.test(id)) {
+            return 'vendor-motion'
+          }
+          return undefined
+        },
+      },
+    },
   },
 })