feat(startup): print service banner after listener ready

internal/db/migrator/clickhouse.go

@@ -30,9 +30,9 @@ const (
 var clickhouseMigrationFS embed.FS
 
 // MigrateClickHouse runs goose migrations against ClickHouse when enabled.
-func MigrateClickHouse() {
+func MigrateClickHouse() Report {
 	if !config.Config.ClickHouse.Enabled {
-		return
+		return Report{Backend: "ClickHouse"}
 	}
 
 	cfg := config.Config.ClickHouse
@@ -74,14 +74,30 @@ func MigrateClickHouse() {
 		closeClickHouseDB(sqlDB)
 		log.Fatalf("[ClickHouse] create goose provider failed: %v\n", err)
 	}
+	previousVersion, err := provider.GetDBVersion(context.Background())
+	if err != nil {
+		closeClickHouseDB(sqlDB)
+		log.Fatalf("[ClickHouse] get goose version failed: %v\n", err)
+	}
 
 	if _, err := provider.Up(context.Background()); err != nil {
 		closeClickHouseDB(sqlDB)
 		log.Fatalf("[ClickHouse] goose migrate failed: %v\n", err)
 	}
+	currentVersion, err := provider.GetDBVersion(context.Background())
+	if err != nil {
+		closeClickHouseDB(sqlDB)
+		log.Fatalf("[ClickHouse] get migrated goose version failed: %v\n", err)
+	}
 	closeClickHouseDB(sqlDB)
 
 	log.Println("[ClickHouse] goose migrate success")
+	return Report{
+		Backend: "ClickHouse",
+		Enabled: true,
+		Version: currentVersion,
+		Applied: currentVersion != previousVersion,
+	}
 }
 
 func closeClickHouseDB(sqlDB *sql.DB) {

internal/db/migrator/migrator.go

@@ -35,6 +35,14 @@ const (
 	cascadeSuffix   = " CASCADE"
 )
 
+// Report describes the database migration state observed during startup.
+type Report struct {
+	Backend string
+	Enabled bool
+	Version int64
+	Applied bool
+}
+
 func gooseDialect() string {
 	if !config.Config.Database.Enabled {
 		return dialectSqlite
@@ -50,7 +58,7 @@ func migrationDir() string {
 }
 
 // Migrate 执行数据库迁移
-func Migrate() {
+func Migrate() Report {
 	gormDB := db.DB(context.Background())
 	if gormDB == nil {
 		log.Fatalf("[%s] database not initialized\n", dbType())
@@ -65,13 +73,27 @@ func Migrate() {
 	if err := goose.SetDialect(gooseDialect()); err != nil {
 		log.Fatalf("[%s] set goose dialect failed: %v\n", dbType(), err)
 	}
+	previousVersion, err := goose.GetDBVersion(sqlDB)
+	if err != nil {
+		log.Fatalf("[%s] get goose version failed: %v\n", dbType(), err)
+	}
 	if err := goose.Up(sqlDB, migrationDir()); err != nil {
 		log.Fatalf("[%s] goose migrate failed: %v\n", dbType(), err)
 	}
 
 	clearSystemConfigCache()
+	currentVersion, err := goose.GetDBVersion(sqlDB)
+	if err != nil {
+		log.Fatalf("[%s] get migrated goose version failed: %v\n", dbType(), err)
+	}
 
 	log.Printf("[%s] goose migrate success\n", dbType())
+	return Report{
+		Backend: dbType(),
+		Enabled: true,
+		Version: currentVersion,
+		Applied: currentVersion != previousVersion,
+	}
 }
 
 func clearSystemConfigCache() {