新增刷新常用方法

lib/utils/app_bridge.dart

@@ -353,6 +353,7 @@ class FlutterBridge {
 
   // 具体封装的常用方法，直接发送消息给 Flutter Web
   void close() => sendToFlutter(ToFlutterAppEnum.close.code, {});
+  void reload() => sendToFlutter(ToFlutterAppEnum.reload.code, {});
   void gameOver() => sendToFlutter(ToFlutterAppEnum.gameOver.code, {});
   void createGame(String gameId) =>
       sendToFlutter(ToFlutterAppEnum.createGame.code, {'gameId': gameId});