fix: #339 #341

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/common/common_publish_page.dart

@@ -72,7 +72,7 @@ abstract class CommonPublishPageState<T extends CommonPublishPage>
   }
 
   @override
-  void dispose() async {
+  void dispose() {
     focusNode.dispose();
     editController.dispose();
     WidgetsBinding.instance.removeObserver(this);