预警服务增加测试api

frontendApi/modules/v1/controllers/SiteController.php

@@ -380,6 +380,6 @@ class SiteController extends BaseController
             'message' => '预警信息测试',
         ]);
 
-        return http_response_code(200);
+        return static::notice('成功', 0);
     }
 }