chore(lint): unify formatting on golangci-lint fmt (gofumpt), uncap issue reporting, fix gofumpt drift

- make format 现在与 code-check 使用同一格式化器（golangci-lint fmt），消除 goimports -local 与 gofumpt 的格式拉锯
- .golangci.yml 关闭默认 50/3 截断，完整上报所有问题（只增强不弱化）
- 全库 gofumpt 规范化（203 files, 纯格式无行为变更）

backend/plugins/domain/upload/cache/access_cache.go

@@ -5,13 +5,13 @@
 package cache
 
 import (
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"encoding/json"
 	"strings"
 	"sync"
 	"time"
 
-	"Wavelet/plugins/domain/upload/shared"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )
 

backend/plugins/domain/upload/cache/access_cache_test.go

@@ -4,11 +4,11 @@
 package cache
 
 import (
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"testing"
 	"time"
 
-	"Wavelet/plugins/domain/upload/shared"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )
 

backend/plugins/domain/upload/cache/meta_cache.go

@@ -4,15 +4,14 @@
 package cache
 
 import (
+	"Wavelet/pkg/cache/ram"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"fmt"
 	"time"
 
 	"gorm.io/gorm"
-
-	"Wavelet/pkg/cache/ram"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 const (
@@ -21,9 +20,7 @@ const (
 	uploadMetaInvalidationChan = "upload:meta_invalidation"
 )
 
-var (
-	uploadMetaRAM = ram.MustNew[uint64, models.Upload](ram.Options{MaximumSize: uploadMetaRAMMaximumSize})
-)
+var uploadMetaRAM = ram.MustNew[uint64, models.Upload](ram.Options{MaximumSize: uploadMetaRAMMaximumSize})
 
 func uploadMetaRedisKey(id uint64) string {
 	return fmt.Sprintf("upload:meta:%d", id)

backend/plugins/domain/upload/cache/meta_cache_test.go

@@ -4,14 +4,13 @@
 package cache
 
 import (
+	"Wavelet/pkg/testhelper"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"testing"
 
 	"gorm.io/gorm"
-
-	"Wavelet/pkg/testhelper"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 func init() {

backend/plugins/domain/upload/filesrv/file_server.go

@@ -5,6 +5,13 @@
 package filesrv
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/pkg/response"
+	"Wavelet/plugins/domain/upload/cache"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
+	"Wavelet/plugins/domain/upload/util"
 	"bytes"
 	"context"
 	"errors"
@@ -15,16 +22,11 @@ import (
 	"strings"
 	"sync"
 
-	"Wavelet/core/contracts"
 	pkgcache "Wavelet/pkg/cache/disk"
-	"Wavelet/pkg/logger"
-	"Wavelet/pkg/response"
+
 	pkgutil "Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/cache"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
+
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
-	"Wavelet/plugins/domain/upload/util"
 
 	"github.com/gin-gonic/gin"
 	"golang.org/x/sync/singleflight"

backend/plugins/domain/upload/filesrv/file_server_test.go

@@ -4,6 +4,12 @@
 package filesrv
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/response"
+	"Wavelet/pkg/testhelper"
+	"Wavelet/plugins/domain/upload/cache"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"bytes"
 	"context"
 	"crypto/sha256"
@@ -23,12 +29,6 @@ import (
 	"github.com/gin-contrib/sessions/cookie"
 	"github.com/gin-gonic/gin"
 
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/response"
-	"Wavelet/pkg/testhelper"
-	"Wavelet/plugins/domain/upload/cache"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 	uploadutil "Wavelet/plugins/domain/upload/util"
 )
 
@@ -45,7 +45,7 @@ func (s *localTestStorageService) Put(_ context.Context, key string, body io.Rea
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	path := filepath.Join(s.root, key)
-	_ = os.MkdirAll(filepath.Dir(path), 0755)
+	_ = os.MkdirAll(filepath.Dir(path), 0o755)
 	f, err := os.Create(path)
 	if err != nil {
 		return contracts.StoragePutResult{}, err
@@ -140,10 +140,10 @@ func TestServeFileByIDAccessControl(t *testing.T) {
 		AccessMode: 1,
 	}
 
-	if err := os.WriteFile(filepath.Join(tempDir, "avatar.png"), []byte("image"), 0644); err != nil {
+	if err := os.WriteFile(filepath.Join(tempDir, "avatar.png"), []byte("image"), 0o644); err != nil {
 		t.Fatalf("failed to write avatar file: %v", err)
 	}
-	if err := os.WriteFile(filepath.Join(tempDir, "doc.pdf"), []byte("bytes"), 0644); err != nil {
+	if err := os.WriteFile(filepath.Join(tempDir, "doc.pdf"), []byte("bytes"), 0o644); err != nil {
 		t.Fatalf("failed to write attachment file: %v", err)
 	}
 
@@ -235,7 +235,7 @@ func TestServeFileByIDImageCompression(t *testing.T) {
 	}
 
 	filePath := filepath.Join(tempDir, "test_image.png")
-	if err := os.WriteFile(filePath, pngBuf.Bytes(), 0644); err != nil {
+	if err := os.WriteFile(filePath, pngBuf.Bytes(), 0o644); err != nil {
 		t.Fatalf("failed to write test png: %v", err)
 	}
 

backend/plugins/domain/upload/handler/file_management.go

@@ -4,11 +4,6 @@
 package handler
 
 import (
-	"net/http"
-	"strconv"
-
-	"github.com/gin-gonic/gin"
-
 	"Wavelet/core/contracts"
 	"Wavelet/pkg/response"
 	"Wavelet/pkg/util"
@@ -16,6 +11,11 @@ import (
 	"Wavelet/plugins/domain/upload/models"
 	"Wavelet/plugins/domain/upload/repository"
 	"Wavelet/plugins/domain/upload/shared"
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )
 

backend/plugins/domain/upload/handler/file_management_test.go

@@ -4,16 +4,15 @@
 package handler
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"encoding/json"
 	"net/http"
 	"net/http/httptest"
 	"testing"
 
 	"github.com/gin-gonic/gin"
-
-	"Wavelet/core/contracts"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 func TestGetDistinctUploadTypes(t *testing.T) {

backend/plugins/domain/upload/handler/logics.go

@@ -4,15 +4,14 @@
 package handler
 
 import (
+	"Wavelet/plugins/domain/upload/ingest"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/repository"
 	"context"
 	"errors"
 	"sort"
 
 	"gorm.io/gorm"
-
-	"Wavelet/plugins/domain/upload/ingest"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/repository"
 )
 
 func listUploadFiles(ctx context.Context, filter repository.UploadListFilter) (int64, []models.Upload, error) {

backend/plugins/domain/upload/handler/routers.go

@@ -5,6 +5,14 @@
 package handler
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/pkg/response"
+	"Wavelet/plugins/domain/upload/filesrv"
+	"Wavelet/plugins/domain/upload/ingest"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
+	"Wavelet/plugins/domain/upload/util"
 	"archive/zip"
 	"bufio"
 	"bytes"
@@ -24,16 +32,9 @@ import (
 	"github.com/gin-gonic/gin"
 	"gorm.io/gorm"
 
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/logger"
-	"Wavelet/pkg/response"
 	pkgutil "Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/filesrv"
-	"Wavelet/plugins/domain/upload/ingest"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
+
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
-	"Wavelet/plugins/domain/upload/util"
 )
 
 type batchDownloadRequest struct {

backend/plugins/domain/upload/handler/routers_test.go

@@ -4,6 +4,11 @@
 package handler
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/response"
+	"Wavelet/pkg/util"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"archive/zip"
 	"bytes"
 	"context"
@@ -22,11 +27,6 @@ import (
 
 	"github.com/gin-gonic/gin"
 
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/response"
-	"Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 )
 
@@ -112,8 +112,8 @@ func (s *handlerTestStorage) Put(_ context.Context, key string, body io.Reader,
 		*s.putCount++
 	}
 	if strings.HasPrefix(key, "uploads/") {
-		_ = os.MkdirAll(filepath.Dir(key), 0755)
-		_ = os.WriteFile(key, data, 0644)
+		_ = os.MkdirAll(filepath.Dir(key), 0o755)
+		_ = os.WriteFile(key, data, 0o644)
 	}
 	return contracts.StoragePutResult{Key: key, Bucket: "test-bucket"}, nil
 }
@@ -367,11 +367,11 @@ func TestDownloadFile(t *testing.T) {
 	}
 
 	// Create local file
-	err := os.MkdirAll("uploads", 0755)
+	err := os.MkdirAll("uploads", 0o755)
 	if err != nil {
 		t.Fatalf("failed to create directory: %v", err)
 	}
-	err = os.WriteFile(localUpload.FilePath, []byte("hello download"), 0644)
+	err = os.WriteFile(localUpload.FilePath, []byte("hello download"), 0o644)
 	if err != nil {
 		t.Fatalf("failed to write file: %v", err)
 	}
@@ -563,14 +563,14 @@ func TestBatchDownloadFiles(t *testing.T) {
 	router := setupTestRouter(authUser)
 
 	// Create and write files locally
-	err := os.MkdirAll("uploads", 0755)
+	err := os.MkdirAll("uploads", 0o755)
 	if err != nil {
 		t.Fatalf("failed to create local dir: %v", err)
 	}
 
-	_ = os.WriteFile("uploads/f1.txt", []byte("file1 content"), 0644)
-	_ = os.WriteFile("uploads/f2.txt", []byte("file2 content"), 0644)
-	_ = os.WriteFile("uploads/f3.txt", []byte("duplicate name file content"), 0644)
+	_ = os.WriteFile("uploads/f1.txt", []byte("file1 content"), 0o644)
+	_ = os.WriteFile("uploads/f2.txt", []byte("file2 content"), 0o644)
+	_ = os.WriteFile("uploads/f3.txt", []byte("duplicate name file content"), 0o644)
 
 	// Seed upload records. Note f2 and f3 have the same FileName "file_a.txt" to trigger name collision resolution.
 	uploads := []models.Upload{

backend/plugins/domain/upload/handler/stats.go

@@ -4,13 +4,12 @@
 package handler
 
 import (
+	"Wavelet/pkg/response"
+	"Wavelet/plugins/domain/upload/shared"
 	"net/http"
 	"time"
 
 	"github.com/gin-gonic/gin"
-
-	"Wavelet/pkg/response"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 type trendItem struct {

backend/plugins/domain/upload/ingest/errors.go

@@ -4,9 +4,8 @@
 package ingest
 
 import (
-	"errors"
-
 	"Wavelet/plugins/domain/upload/shared"
+	"errors"
 )
 
 // ErrForbidden indicates the caller is not allowed to mutate the upload record.

backend/plugins/domain/upload/ingest/helpers.go

@@ -4,6 +4,11 @@
 package ingest
 
 import (
+	"Wavelet/pkg/idgen"
+	"Wavelet/pkg/logger"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/repository"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"encoding/json"
 	"errors"
@@ -14,12 +19,8 @@ import (
 
 	"gorm.io/gorm"
 
-	"Wavelet/pkg/idgen"
-	"Wavelet/pkg/logger"
 	uploadcache "Wavelet/plugins/domain/upload/cache"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/repository"
-	"Wavelet/plugins/domain/upload/shared"
+
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )

backend/plugins/domain/upload/ingest/ingest.go

@@ -4,13 +4,12 @@
 package ingest
 
 import (
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/repository"
 	"context"
 	"errors"
 
 	"gorm.io/gorm"
-
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/repository"
 )
 
 // Ingest stores or resolves an upload using the configured policy and side effects.

backend/plugins/domain/upload/ingest/ingest_test.go

@@ -4,6 +4,9 @@
 package ingest
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"bytes"
 	"context"
 	"crypto/sha256"
@@ -12,10 +15,6 @@ import (
 	"os"
 	"sync"
 	"testing"
-
-	"Wavelet/core/contracts"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 type testStorageService struct {
@@ -64,7 +63,7 @@ func (s *testStorageService) Ingest(_ context.Context, _ io.Reader, _ contracts.
 	return nil, nil
 }
 
-func setupMockStorage(t *testing.T, putCount *int) (restore func(), disable func()) {
+func setupMockStorage(t *testing.T, putCount *int) (restore, disable func()) {
 	t.Helper()
 	mockSvc := &testStorageService{
 		mockFiles: make(map[string][]byte),

backend/plugins/domain/upload/ingest/remove.go

@@ -4,14 +4,15 @@
 package ingest
 
 import (
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/repository"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 
 	"gorm.io/gorm"
 
 	uploadcache "Wavelet/plugins/domain/upload/cache"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/repository"
-	"Wavelet/plugins/domain/upload/shared"
+
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 )
 

backend/plugins/domain/upload/ingest/types.go

@@ -5,9 +5,8 @@
 package ingest
 
 import (
-	"io"
-
 	"Wavelet/plugins/domain/upload/models"
+	"io"
 )
 
 // Policy controls how ingest handles hash collisions and record creation.

backend/plugins/domain/upload/plugin.go

@@ -5,13 +5,6 @@
 package upload
 
 import (
-	"context"
-	"embed"
-	"reflect"
-
-	"github.com/gin-gonic/gin"
-	"github.com/hibiken/asynq"
-
 	"Wavelet/core"
 	"Wavelet/core/contracts"
 	"Wavelet/core/extpoints"
@@ -19,6 +12,12 @@ import (
 	"Wavelet/plugins/domain/upload/handler"
 	"Wavelet/plugins/domain/upload/shared"
 	"Wavelet/plugins/domain/upload/task"
+	"context"
+	"embed"
+	"reflect"
+
+	"github.com/gin-gonic/gin"
+	"github.com/hibiken/asynq"
 )
 
 //go:embed migrations/*/*.sql

backend/plugins/domain/upload/repository.go

@@ -4,14 +4,13 @@
 package upload
 
 import (
+	"Wavelet/pkg/idgen"
+	"Wavelet/pkg/util"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"strings"
 
 	"gorm.io/gorm"
-
-	"Wavelet/pkg/idgen"
-	"Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // UploadListFilter filters paginated upload queries.

backend/plugins/domain/upload/repository/repository.go

@@ -5,14 +5,13 @@
 package repository
 
 import (
+	"Wavelet/pkg/util"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"strings"
 
 	"gorm.io/gorm"
-
-	"Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // UploadListFilter filters paginated upload queries.

backend/plugins/domain/upload/shared/constants.go

@@ -7,8 +7,8 @@ package shared
 const (
 	MaxUploadSize           = 32 * 1024 * 1024 // 32MB
 	DetectContentBytes      = 512              // http.DetectContentType 需要的最小字节数
-	UploadDirPerm           = 0755             // 上传目录权限
-	UploadFilePerm          = 0644             // 上传文件权限
+	UploadDirPerm           = 0o755            // 上传目录权限
+	UploadFilePerm          = 0o644            // 上传文件权限
 	ImageQualityLow         = "low"
 	ImageQualityMedium      = "medium"
 	ImageQualityHigh        = "high"

backend/plugins/domain/upload/shared/context_services.go

@@ -4,13 +4,12 @@
 package shared
 
 import (
+	"Wavelet/core"
+	"Wavelet/core/contracts"
 	"context"
 	"sync"
 
 	"gorm.io/gorm"
-
-	"Wavelet/core"
-	"Wavelet/core/contracts"
 )
 
 var (

backend/plugins/domain/upload/shared/test_helpers.go

@@ -4,6 +4,8 @@
 package shared
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/testhelper"
 	"bytes"
 	"context"
 	"crypto/sha256"
@@ -20,9 +22,6 @@ import (
 
 	"github.com/gin-gonic/gin"
 	"gorm.io/gorm"
-
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/testhelper"
 )
 
 // MockDBService is a mock implementation of contracts.DBService for unit testing.
@@ -130,8 +129,8 @@ func (m *MockStorageService) Put(_ context.Context, key string, body io.Reader,
 	}
 	m.objects[key] = data
 	if strings.HasPrefix(key, "uploads/") {
-		_ = os.MkdirAll(filepath.Dir(key), 0755)
-		_ = os.WriteFile(key, data, 0644)
+		_ = os.MkdirAll(filepath.Dir(key), 0o755)
+		_ = os.WriteFile(key, data, 0o644)
 	}
 	return contracts.StoragePutResult{Key: key, Bucket: "test-bucket"}, nil
 }
@@ -234,7 +233,7 @@ func (a *MockAuthService) VerifyToken(_ context.Context, token string) (*contrac
 }
 
 // Authenticate verifies credentials.
-func (a *MockAuthService) Authenticate(_ context.Context, _ string, _ string) (*contracts.UserDTO, error) {
+func (a *MockAuthService) Authenticate(_ context.Context, _, _ string) (*contracts.UserDTO, error) {
 	return nil, nil
 }
 

backend/plugins/domain/upload/stats/category.go

@@ -5,9 +5,8 @@
 package stats
 
 import (
-	"strings"
-
 	"Wavelet/plugins/domain/upload/util"
+	"strings"
 )
 
 const (

backend/plugins/domain/upload/stats/stats_counter.go

@@ -4,15 +4,14 @@
 package stats
 
 import (
+	"Wavelet/pkg/logger"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"time"
 
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
-
-	"Wavelet/pkg/logger"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // ApplyUploadStatsAdd increments incremental stats for a newly active upload record.

backend/plugins/domain/upload/stats/stats_counter_test.go

@@ -4,15 +4,14 @@
 package stats
 
 import (
+	"Wavelet/pkg/testhelper"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"testing"
 	"time"
 
 	"gorm.io/gorm"
-
-	"Wavelet/pkg/testhelper"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 type mockDBService struct {

backend/plugins/domain/upload/storage/access_state.go

@@ -5,12 +5,11 @@
 package storage
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"sync"
 	"time"
-
-	"Wavelet/core/contracts"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // MigrationAccessState captures cached migration maintenance state.

backend/plugins/domain/upload/storage/migration.go

@@ -4,6 +4,8 @@
 package storage
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"encoding/json"
 	"errors"
@@ -11,9 +13,6 @@ import (
 	"strings"
 
 	"gorm.io/gorm"
-
-	"Wavelet/core/contracts"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // StorageMigrationTask is the task name for storage migration.

backend/plugins/domain/upload/storage/storage_ops.go

@@ -4,13 +4,12 @@
 package storage
 
 import (
-	"context"
-	"errors"
-
 	"Wavelet/core/contracts"
 	"Wavelet/pkg/logger"
 	"Wavelet/plugins/domain/upload/models"
 	"Wavelet/plugins/domain/upload/shared"
+	"context"
+	"errors"
 )
 
 // ReadOnly checks if the storage system is in read-only maintenance mode.

backend/plugins/domain/upload/task/cleanup.go

@@ -5,6 +5,10 @@
 package task
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"errors"
 	"fmt"
@@ -12,11 +16,8 @@ import (
 
 	"gorm.io/gorm"
 
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/logger"
 	uploadcache "Wavelet/plugins/domain/upload/cache"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
+
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )

backend/plugins/domain/upload/task/rebuild_stats.go

@@ -4,14 +4,14 @@
 package task
 
 import (
-	"context"
-	"errors"
-	"fmt"
-
 	"Wavelet/core/contracts"
 	"Wavelet/pkg/logger"
 	"Wavelet/plugins/domain/upload/models"
 	"Wavelet/plugins/domain/upload/shared"
+	"context"
+	"errors"
+	"fmt"
+
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 )
 

backend/plugins/domain/upload/task/rebuild_stats_test.go

@@ -4,12 +4,11 @@
 package task
 
 import (
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"testing"
 	"time"
-
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 func TestRebuildUploadStatsHandler_Execute(t *testing.T) {

backend/plugins/domain/upload/task/storage_migration.go

@@ -4,6 +4,11 @@
 package task
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/pkg/util"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"crypto/sha256"
 	"encoding/hex"
@@ -18,11 +23,6 @@ import (
 
 	"golang.org/x/sync/errgroup"
 
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/logger"
-	"Wavelet/pkg/util"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 	uploadstats "Wavelet/plugins/domain/upload/stats"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )

backend/plugins/domain/upload/task/storage_migration_task_test.go

@@ -4,6 +4,9 @@
 package task
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"crypto/sha256"
 	"encoding/hex"
@@ -13,9 +16,6 @@ import (
 	"strings"
 	"testing"
 
-	"Wavelet/core/contracts"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 	uploadstorage "Wavelet/plugins/domain/upload/storage"
 )
 
@@ -25,11 +25,11 @@ func TestMigrationHandlerExecute(t *testing.T) {
 
 	sourceRoot := t.TempDir()
 	sourcePath := filepath.Join(sourceRoot, "uploads", "test.txt")
-	if err := os.MkdirAll(filepath.Dir(sourcePath), 0755); err != nil {
+	if err := os.MkdirAll(filepath.Dir(sourcePath), 0o755); err != nil {
 		t.Fatalf("MkdirAll(%q) returned error: %v", sourcePath, err)
 	}
 	const content = "storage migration"
-	if err := os.WriteFile(sourcePath, []byte(content), 0644); err != nil {
+	if err := os.WriteFile(sourcePath, []byte(content), 0o644); err != nil {
 		t.Fatalf("WriteFile(%q) returned error: %v", sourcePath, err)
 	}
 
@@ -100,11 +100,11 @@ func TestMigrationHandlerExecuteWithHashValidation(t *testing.T) {
 
 	sourceRoot := t.TempDir()
 	sourcePath := filepath.Join(sourceRoot, "uploads", "test-hash.txt")
-	if err := os.MkdirAll(filepath.Dir(sourcePath), 0755); err != nil {
+	if err := os.MkdirAll(filepath.Dir(sourcePath), 0o755); err != nil {
 		t.Fatalf("MkdirAll(%q) returned error: %v", sourcePath, err)
 	}
 	const content = "storage migration integrity check content"
-	if err := os.WriteFile(sourcePath, []byte(content), 0644); err != nil {
+	if err := os.WriteFile(sourcePath, []byte(content), 0o644); err != nil {
 		t.Fatalf("WriteFile(%q) returned error: %v", sourcePath, err)
 	}
 

backend/plugins/domain/upload/task/tasks.go

@@ -4,18 +4,17 @@
 package task
 
 import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/plugins/domain/upload/filesrv"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
 	"strings"
 	"sync"
-
-	"Wavelet/core/contracts"
-	"Wavelet/pkg/logger"
-	"Wavelet/plugins/domain/upload/filesrv"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 const (

backend/plugins/domain/upload/task/tasks_test.go

@@ -4,6 +4,9 @@
 package task
 
 import (
+	"Wavelet/plugins/domain/upload/filesrv"
+	"Wavelet/plugins/domain/upload/models"
+	"Wavelet/plugins/domain/upload/shared"
 	"bytes"
 	"context"
 	"encoding/json"
@@ -17,10 +20,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-
-	"Wavelet/plugins/domain/upload/filesrv"
-	"Wavelet/plugins/domain/upload/models"
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 func TestSystemCleanupHandler_Execute(t *testing.T) {

backend/plugins/domain/upload/util/media.go

@@ -4,9 +4,8 @@
 package util
 
 import (
-	"strings"
-
 	"Wavelet/plugins/domain/upload/shared"
+	"strings"
 )
 
 // IsImageExtension reports whether ext is a common image format.

backend/plugins/domain/upload/util/utils.go

@@ -5,20 +5,19 @@
 package util
 
 import (
+	"Wavelet/plugins/domain/upload/shared"
 	"bytes"
 	"errors"
 	"fmt"
-	"image"
-	_ "image/gif"  // Register GIF decoder for image.Decode
-	_ "image/jpeg" // Register JPEG decoder for image.Decode
-	_ "image/png"  // Register PNG decoder for image.Decode
+	"image"        // Register GIF decoder for image.Decode
+	_ "image/gif"  // Register JPEG decoder for image.Decode
+	_ "image/jpeg" // Register PNG decoder for image.Decode
+	_ "image/png"
 	"io"
 	"strings"
 
 	"github.com/deepteams/webp"
 	_ "golang.org/x/image/webp" // Register WebP decoder for image.Decode
-
-	"Wavelet/plugins/domain/upload/shared"
 )
 
 // ValidateS3Key validates an S3 object key for safety.