主要四个页面的基础页面

lib/views/home/index_page.dart

@@ -10,6 +10,10 @@ class HomePage extends StatefulWidget {
 class _HomePageState extends State<HomePage> {
   @override
   Widget build(BuildContext context) {
-    return Container();
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('消息'),
+      ),
+    );
   }
 }