fixed Unsupported operation: Platform._operatingSystem

Author: irfan-yusanif

best_flutter_ui_templates/lib/main.dart

@@ -3,6 +3,7 @@ import 'package:best_flutter_ui_templates/app_theme.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'navigation_home_screen.dart';
+import 'package:flutter/foundation.dart' show kIsWeb;
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
@@ -16,7 +17,7 @@ class MyApp extends StatelessWidget {
     SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
       statusBarColor: Colors.transparent,
       statusBarIconBrightness: Brightness.dark,
-      statusBarBrightness: Platform.isAndroid ? Brightness.dark : Brightness.light,
+      statusBarBrightness: !kIsWeb && Platform.isAndroid ? Brightness.dark : Brightness.light,
       systemNavigationBarColor: Colors.white,
       systemNavigationBarDividerColor: Colors.grey,
       systemNavigationBarIconBrightness: Brightness.dark,