feat: 班级小助手 阶段1-3（monorepo + 后端 REST/Socket.IO + Web 管理端）

packages/web-admin/src/main.ts

@@ -0,0 +1,23 @@
+import { createApp } from 'vue';
+import { createPinia } from 'pinia';
+import ElementPlus from 'element-plus';
+import zhCn from 'element-plus/es/locale/lang/zh-cn';
+import * as ElementPlusIconsVue from '@element-plus/icons-vue';
+import 'element-plus/dist/index.css';
+
+import App from './App.vue';
+import router from './router';
+import '@/styles/index.css';
+
+const app = createApp(App);
+
+// 全量注册 Element Plus 图标，模板里可直接 <el-icon><Bell /></el-icon>
+for (const [name, component] of Object.entries(ElementPlusIconsVue)) {
+  app.component(name, component);
+}
+
+app.use(createPinia());
+app.use(router);
+app.use(ElementPlus, { locale: zhCn });
+
+app.mount('#app');