feat : app version check in splash

packages/core/lib/core.dart

@@ -28,6 +28,7 @@ export 'package:image_picker/image_picker.dart';
 
 //Map and location
 export 'package:latlong2/latlong.dart';
+export 'package:package_info_plus/package_info_plus.dart';
 export 'package:path_provider/path_provider.dart';
 export 'package:permission_handler/permission_handler.dart' hide ServiceStatus;
 export 'package:persian_datetime_picker/persian_datetime_picker.dart';

packages/core/lib/utils/extension/string_utils.dart

@@ -37,4 +37,6 @@ extension XString on String {
     final dateTime = DateTime.parse(this);
     return Jalali.fromDateTime(dateTime);
   }
+
+  int get versionNumber => int.parse(replaceAll(".",''));
 }