fix：图标打包问题

frontend/src/main.ts

@@ -7,13 +7,13 @@ import { createPinia } from 'pinia'
 import 'element-plus/dist/index.css'
 import router from './router'
 import 'virtual:uno.css'
-import * as Icons from '@element-plus/icons-vue'
+import * as ElementPlusIconsVue from '@element-plus/icons-vue'
 
 const pinia = createPinia()
 const app = createApp(App)
 
-for (let i in Icons){
-    app.component(i, Icons[i])
+for (const [key, component] of Object.entries(ElementPlusIconsVue)) {
+  app.component(key, component)
 }
 
 app.use(pinia)