feat: 添加sass样式

src/App.vue

@@ -1,7 +1,10 @@
-<script setup lang="ts">
-import HelloWorld from './components/HelloWorld.vue'
-</script>
-
 <template>
-  <HelloWorld />
+  <n-config-provider :locale="zhCN" :date-locale="dateZhCN">
+    <div class="bg" />
+  </n-config-provider>
 </template>
+
+<script setup lang="ts">
+import { zhCN, dateZhCN } from "naive-ui";
+</script>
+<style scoped lang="scss"></style>