[优化] 移除数据库迁移中的 ApplyCurrentSchema 调用

openflare_server/model/migrate/v19.go

@@ -64,11 +64,6 @@ func migrateV19(ctx Context, db *gorm.DB, backend string) error {
 		slog.Info("dropped tunnel_id column from proxy_routes")
 	}
 
-	slog.Info("v19: starting ApplyCurrentSchema (auto-migrate all tables)")
-	if err := ctx.ApplyCurrentSchema(db, backend); err != nil {
-		return err
-	}
-	slog.Info("v19: ApplyCurrentSchema completed")
 	return nil
 }