feat: add characters

lib/feature/game/presentation/screen/game_screen.dart

@@ -11,6 +11,7 @@ import '../../../../core/locator/locator.dart';
 import '../../../../core/network/ws_client.dart';
 import '../../../../core/service/app_sounds.dart';
 import '../../../../core/theme/app_theme.dart';
+import '../../../../core/widgets/player_avatar.dart';
 import '../../../shop/data/data_source/remote/frame_api_provider.dart';
 import '../../../tournament/data/data_source/remote/tournament_api_provider.dart';
 import '../../../tournament/domain/entities/tournament.dart';
@@ -39,7 +40,6 @@ class GameScreen extends StatefulWidget {
 
 class _GameScreenState extends State<GameScreen> {
   late final HokmGame _game;
-  String _carpet = 'classic'; // فرشِ انتخابی (برای پس‌زمینه‌ی پشتِ صحنه)
   Timer? _introTimer;
   bool _introHidden = false;
   int _countdown = 0; // شمارشِ معکوسِ شروعِ بازی پس از یافتنِ حریفان (۳…۲…۱)
@@ -50,11 +50,12 @@ class _GameScreenState extends State<GameScreen> {
     super.initState();
     final ws = context.read<WalletBloc>().state.walletStatus;
     final skin = ws is WalletLoaded ? ws.wallet.selectedCard : 'simple';
-    _carpet = ws is WalletLoaded ? ws.wallet.selectedCarpet : 'classic';
+    // URL کاملِ فرش از سرور می‌آید (خالی ⇒ میزِ کلاسیک).
+    final carpetUrl = ws is WalletLoaded ? ws.wallet.selectedCarpetImg : '';
     _game = HokmGame(
       context.read<GameBloc>(),
       skin: skin.isEmpty ? 'simple' : skin,
-      carpet: _carpet.isEmpty ? 'classic' : _carpet,
+      carpetUrl: carpetUrl,
     );
     _loadTournament();
     locator<FrameApiProvider>().warmCache(); // رنگِ قاب‌ها برای HUD (best-effort)