upd

frontend/src/api/index.js

@@ -0,0 +1,24 @@
+import axios from 'axios'
+
+const api = axios.create({
+  baseURL: 'http://localhost:8080',
+  timeout: 10000
+})
+
+api.interceptors.request.use((config) => {
+  const token = localStorage.getItem('token')
+  if (token) {
+    config.headers.Authorization = `Bearer ${token}`
+  }
+  return config
+})
+
+api.interceptors.response.use(
+  (res) => res.data,
+  (err) => {
+    const message = err?.response?.data?.message || '请求失败'
+    return Promise.reject(new Error(message))
+  }
+)
+
+export default api