同步更新：重构路由、服务模块，更新前端构建

app-frontend/src/api/http.js

@@ -1,4 +1,16 @@
 import axios from 'axios'
+import { ElMessage } from 'element-plus'
+
+let lastToastKey = ''
+let lastToastAt = 0
+
+function toastErrorOnce(key, message, minIntervalMs = 1500) {
+  const now = Date.now()
+  if (key === lastToastKey && now - lastToastAt < minIntervalMs) return
+  lastToastKey = key
+  lastToastAt = now
+  ElMessage.error(message)
+}
 
 export const publicApi = axios.create({
   baseURL: '/api',
@@ -6,3 +18,25 @@ export const publicApi = axios.create({
   withCredentials: true,
 })
 
+publicApi.interceptors.response.use(
+  (response) => response,
+  (error) => {
+    const status = error?.response?.status
+    const payload = error?.response?.data
+    const message = payload?.error || payload?.message || error?.message || '请求失败'
+
+    if (status === 401) {
+      toastErrorOnce('401', message || '登录已过期，请重新登录', 3000)
+      const pathname = window.location?.pathname || ''
+      if (!pathname.startsWith('/login')) window.location.href = '/login'
+    } else if (status === 403) {
+      toastErrorOnce('403', message || '无权限', 5000)
+    } else if (error?.code === 'ECONNABORTED') {
+      toastErrorOnce('timeout', '请求超时', 3000)
+    } else if (!status) {
+      toastErrorOnce(`net:${message}`, message, 3000)
+    }
+
+    return Promise.reject(error)
+  },
+)