Fixed App webpage scrolling issue

lib/pages/app.dart

@@ -26,11 +26,9 @@ class _AppPageState extends State<AppPage> {
       appsProvider.getUpdate(app!.app.id);
     }
     return Scaffold(
+      appBar: settingsProvider.showAppWebpage ? AppBar() : null,
       backgroundColor: Theme.of(context).colorScheme.surface,
-      body: CustomScrollView(slivers: <Widget>[
-        CustomAppBar(title: '${app?.app.name}'),
-        SliverFillRemaining(
-          child: settingsProvider.showAppWebpage
+      body: settingsProvider.showAppWebpage
           ? WebView(
               initialUrl: app?.app.url,
               javascriptMode: JavascriptMode.unrestricted,
@@ -82,8 +80,6 @@ class _AppPageState extends State<AppPage> {
                 ),
               ],
             ),
-        ),
-      ]),
       bottomSheet: Padding(
           padding: EdgeInsets.fromLTRB(
               0, 0, 0, MediaQuery.of(context).padding.bottom),