chore: 更新后端配置、Docker部署及前端API请求配置

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/src/api/request.ts

@@ -40,7 +40,8 @@ service.interceptors.response.use(
     return Promise.reject(new Error(message))
   },
   (error) => {
-    const message = error.response?.data?.message || error.message || '网络异常'
+    const detail = error.response?.data?.detail
+    const message = detail?.message || error.response?.data?.message || detail || error.message || '网络异常'
     ElMessage.error(message)
     return Promise.reject(error)
   },