Integrate Element Plus UI library and register icons in main.ts

src/main.ts

@@ -1,12 +1,21 @@
 import { createApp } from 'vue'
 import { createPinia } from 'pinia'
+import ElementPlus from 'element-plus'
+import 'element-plus/dist/index.css'
+import * as ElementPlusIconsVue from '@element-plus/icons-vue'
 
 import App from './App.vue'
 import router from './router'
 
 const app = createApp(App)
 
+// 注册 Element Plus 图标
+for (const [key, component] of Object.entries(ElementPlusIconsVue)) {
+  app.component(key, component)
+}
+
 app.use(createPinia())
 app.use(router)
+app.use(ElementPlus)
 
 app.mount('#app')