feat: 优化文件结构、组件、布局

src/App.vue

@@ -1,13 +1,12 @@
 <script setup lang="ts">
-import { GithubSite, NaiveProvider } from '@/components'
+import { NaiveProvider } from '@/components/common'
 import Chat from '@/views/Chat/index.vue'
 </script>
 
 <template>
   <NaiveProvider>
-    <div class="h-full overflow-hidden pb-[50px] p-4">
+    <div class="h-full p-4 overflow-hidden">
       <Chat />
-      <GithubSite />
     </div>
   </NaiveProvider>
 </template>