update api doc

backend/app/Controller/Api/V1/FailedMessageController.php

@@ -69,7 +69,7 @@ class FailedMessageController extends AbstractDataController
      * 失败消息列表
      */
     #[OA\Get(
-        path: '/api/v1/failed-messages',
+        path: '/failed-messages',
         summary: '失败消息列表',
         description: '获取 Consumer 处理失败的消息列表，支持分页、按数据类型/平台/时间筛选。仅 admin 可访问。',
         security: [['bearerAuth' => []]],
@@ -112,7 +112,7 @@ class FailedMessageController extends AbstractDataController
      * 失败消息详情
      */
     #[OA\Get(
-        path: '/api/v1/failed-messages/{id}',
+        path: '/failed-messages/{id}',
         summary: '失败消息详情',
         description: '获取失败消息详情，含完整错误堆栈和原始消息体。仅 admin 可访问。',
         security: [['bearerAuth' => []]],