添加 vue-router 依赖并配置路由，重构登录组件，完善 HTTP 请求拦截器以支持 token 刷新机制

vite.config.js

@@ -1,8 +1,20 @@
 import { defineConfig } from 'vite'
 import vue from '@vitejs/plugin-vue'
+import path from 'node:path'
 
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [vue()],
+  resolve: {
+    alias: { '@': path.resolve(__dirname, 'src') },
+  },
+  server: {
+    proxy: {
+      '/api': {
+        target: 'http://localhost:18080',
+        changeOrigin: true,
+        rewrite: (p) => p.replace(/^\/api/, ''),
+      },
+    },
+  },
 })
-