fix(runtime): 运行稳定性 - 修复技能种子、任务续租与回归检查

保留社区技能作者与时间戳修复、Agent 参数约束、资源删除 worker 生命周期、PostgreSQL/Redis 测试门禁及相关回归。

Original-Commit: 0d05ff88bbe6c875d01964041788023a662ff7e8

backend/internal/app/admin_storage_delete_test.go

@@ -170,7 +170,9 @@ func newAdminStorageDeleteTestService(t *testing.T) (*Service, *gorm.DB, string,
 		t.Fatal(err)
 	}
 	dataDir := t.TempDir()
-	return New(repository.New(db), dataDir), db, dataDir, admin
+	svc := New(repository.New(db), dataDir)
+	startDeletionTestWorkers(t, svc)
+	return svc, db, dataDir, admin
 }
 
 func assertModelCount(t *testing.T, db *gorm.DB, value any, query string, expected int64, args ...any) {