前端页面初始化更新，使用vue进行开发

webapp/src/App.vue

@@ -0,0 +1,23 @@
+<script setup lang="ts">
+  import 'vue-sonner/style.css'
+  import ComponentShowcase from './views/ComponentShowcase.vue'
+</script>
+
+<template>
+  <div id="app">
+    <ComponentShowcase />
+  </div>
+</template>
+
+<style>
+#app {
+  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+html, body {
+  margin: 0;
+  padding: 0;
+}
+</style>