新增登陆页面，去掉之前的窗口登陆

src/App.vue

@@ -1,13 +1,11 @@
 <template>
   <el-config-provider :locale="zhCn">
     <RouterView />
-    <LoginDialog />
   </el-config-provider>
 </template>
 
 <script setup lang="ts">
 import { RouterView } from 'vue-router'
-import LoginDialog from '@/components/LoginDialog.vue'
 import zhCn from 'element-plus/es/locale/lang/zh-cn'
 </script>