{"service":"企业微信审批接口服务","version":"1.1.0","endpoints":{"POST /api/wx/approval/submit":"提交审批申请","GET  /api/wx/approval/detail/:spNo":"查询审批详情","GET  /api/wx/user/get/:userid":"获取用户信息（姓名等）","GET  /api/wx/approval/refresh-token":"刷新AccessToken","GET  /api/wx/approval/test-token":"测试Token有效性","GET  /api/wx/callback":"企业微信回调URL验证（GET）","POST /api/wx/callback":"接收审批状态变更回调（POST）","GET  /health":"健康检查","GET  /api/config/check":"配置检查"}}