feat: refactor code

lib/feature/game/domain/repository/game_repository.dart

@@ -0,0 +1,17 @@
+import '../../../../core/network/ws_client.dart';
+import '../../../../core/resources/data_state.dart';
+import '../entities/table_entities.dart';
+
+/// قرارداد دادهٔ بازی: بخش realtime (سوکت) + بخش HTTP (میزها/سهمیه).
+abstract class GameRepository {
+  // --- realtime ---
+  Stream<Map<String, dynamic>> get messages;
+  Stream<WsStatus> get status;
+  Future<void> connect();
+  void send(Map<String, dynamic> msg);
+  Future<void> disconnect();
+
+  // --- HTTP ---
+  Future<DataState<List<TableTier>>> getTiers();
+  Future<DataState<TablesInfo>> getTablesInfo();
+}