feat: 播放处理，个人中心，

lib/main/main_root.dart

@@ -4,6 +4,7 @@ import 'package:skywood/pages/home/home_page.dart';
 import 'package:skywood/pages/like/like_page.dart';
 import 'package:skywood/pages/mine/mine_page.dart';
 import 'package:skywood/pages/search/page/search_page.dart';
+import 'package:skywood/utils/extend/app_keep_alive.dart';
 import 'package:skywood/utils/tools/help_img.dart';
 
 class MainRoot extends StatefulWidget {
@@ -17,10 +18,10 @@ class MainRoot extends StatefulWidget {
 
 class _MainRootState extends State<MainRoot> {
   final List<Widget> _pages = const [
-    HomePage(),
-    SearchPage(),
+    AppKeepAlive(child: HomePage()),
+    AppKeepAlive(child: SearchPage()),
     LikePage(),
-    MinePage(),
+    AppKeepAlive(child: MinePage()),
   ];
 
   final _pageController = PageController();