mongo初始化控制台打印优化

db/mongo/connection.go

@@ -272,8 +272,8 @@ func init() {
 	// 从配置初始化多数据源
 	if err := manager.InitializeFromConfig(ctx); err != nil {
 		glog.Errorf(ctx, "❌ Failed to initialize MongoDB datasources: %v", err)
-	} else {
-		glog.Infof(ctx, "✅ MongoDB datasources initialized: %v", manager.GetAllDataSourceNames())
+	} else if names := manager.GetAllDataSourceNames(); len(names) > 0 {
+		glog.Infof(ctx, "✅ MongoDB datasources initialized: %v", names)
 	}
 
 	// 启动健康检查
@@ -291,7 +291,6 @@ func (m *DataSourceManager) InitializeFromConfig(ctx context.Context) error {
 	// 获取 mongo 配置下的所有子键
 	mongoConfig := g.Cfg().MustGet(ctx, "mongo")
 	if mongoConfig.IsNil() {
-		glog.Warningf(ctx, "no mongo configuration found in config.yml")
 		return nil
 	}