feat: add coin private table

lib/feature/game/presentation/bloc/game_bloc.dart

@@ -59,8 +59,10 @@ class GameBloc extends Bloc<GameEvent, GameUiState> {
       emit(state.copyWith(chatBubbles: next));
     });
     on<LeaveGameEvent>((event, emit) => repository.send({'type': 'leave'}));
-    on<StartTableEvent>((event, emit) =>
-        repository.send({'type': 'start_table', 'hands': event.hands}));
+    on<StartTableEvent>((event, emit) => repository.send(
+        {'type': 'start_table', 'hands': event.hands, 'stake': event.stake}));
+    on<SetStakeEvent>((event, emit) =>
+        repository.send({'type': 'set_stake', 'stake': event.stake}));
     on<RotateTableEvent>((event, emit) =>
         repository.send({'type': 'rotate_table', 'dir': event.dir}));
     on<LeaveTableEvent>((event, emit) => repository.send({'type': 'leave_table'}));
@@ -115,7 +117,9 @@ class GameBloc extends Bloc<GameEvent, GameUiState> {
   void sendChatEmoji(String emoji) => add(SendChatEvent(emoji: emoji));
   void playCard(String card) => add(PlayCardEvent(card));
   void leave() => add(LeaveGameEvent());
-  void startTable(int hands) => add(StartTableEvent(hands));
+  void startTable(int hands, {int stake = 0}) =>
+      add(StartTableEvent(hands, stake: stake));
+  void setStake(int stake) => add(SetStakeEvent(stake));
   void rotateTable(int dir) => add(RotateTableEvent(dir));
   void leaveTable() => add(LeaveTableEvent());
   void clearNotice() => add(ClearNoticeEvent());

lib/feature/game/presentation/bloc/game_event.dart

@@ -50,7 +50,13 @@ class LeaveGameEvent extends GameEvent {}
 
 class StartTableEvent extends GameEvent {
   final int hands; // تعداد دستِ انتخابی (۳/۵/۷)
-  StartTableEvent(this.hands);
+  final int stake; // شرطِ سکه‌ایِ هر بازیکن
+  StartTableEvent(this.hands, {this.stake = 0});
+}
+
+class SetStakeEvent extends GameEvent {
+  final int stake; // شرطِ سکه‌ایِ میز (تنظیمِ زنده‌ی میزبان)
+  SetStakeEvent(this.stake);
 }
 
 class RotateTableEvent extends GameEvent {

lib/feature/game/presentation/bloc/game_state.dart

@@ -19,6 +19,7 @@ class TableLobby {
   final int youSeat; // جایگاهِ مطلقِ خودِ کاربر (برای چیدمانِ صحنه)
   final int remaining;
   final bool unlimited;
+  final int stake; // شرطِ سکه‌ایِ هر بازیکن (۰ یعنی رایگان)
   const TableLobby({
     required this.code,
     required this.players,
@@ -26,6 +27,7 @@ class TableLobby {
     required this.youSeat,
     required this.remaining,
     required this.unlimited,
+    required this.stake,
   });
 
   factory TableLobby.fromJson(Map<String, dynamic> j) => TableLobby(
@@ -41,9 +43,10 @@ class TableLobby {
         youSeat: (j['you_seat'] ?? 0) as int,
         remaining: (j['remaining'] ?? 0) as int,
         unlimited: (j['unlimited'] ?? false) as bool,
+        stake: (j['stake'] ?? 0) as int,
       );
 
-  String get sig => '$code|$isHost|$youSeat|$remaining|$unlimited|'
+  String get sig => '$code|$isHost|$youSeat|$remaining|$unlimited|$stake|'
       '${players.map((p) => '${p.name}${p.host ? '*' : ''}@${p.seat}').join(',')}';
 }
 

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

@@ -230,14 +230,30 @@ class _LobbyViewState extends State<_LobbyView> {
               for (final h in [3, 5, 7]) _handChip(h, lobby.isHost),
             ],
           ),
+          const SizedBox(height: 14),
+          const Text('ورودی (سکه) — برنده کل را می‌برد',
+              style: TextStyle(color: Colors.white70)),
+          const SizedBox(height: 10),
+          Wrap(
+            alignment: WrapAlignment.center,
+            spacing: 8,
+            runSpacing: 8,
+            children: [
+              for (final v in const [0, 500, 1000, 5000, 20000])
+                _stakeChip(v, lobby.isHost, lobby.stake),
+            ],
+          ),
           const SizedBox(height: 20),
           if (lobby.isHost)
             GameButton(
-              label: 'شروع بازی',
+              label: lobby.stake > 0
+                  ? 'شروع بازی (${lobby.stake} سکه)'
+                  : 'شروع بازی',
               icon: Icons.play_arrow,
               width: double.infinity,
               colors: const [AppColors.success, AppColors.successDark],
-              onTap: () => context.read<GameBloc>().startTable(_hands),
+              onTap: () =>
+                  context.read<GameBloc>().startTable(_hands, stake: lobby.stake),
             )
           else
             const Text(
@@ -374,6 +390,45 @@ class _LobbyViewState extends State<_LobbyView> {
       ),
     );
   }
+
+  // چیپِ شرطِ سکه؛ میزبان با انتخاب، setStake را زنده برای همه پخش می‌کند.
+  Widget _stakeChip(int value, bool editable, int current) {
+    final selected = current == value;
+    final label = value == 0 ? 'رایگان' : '$value';
+    return GestureDetector(
+      onTap: editable ? () => context.read<GameBloc>().setStake(value) : null,
+      child: Container(
+        padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 8),
+        decoration: BoxDecoration(
+          borderRadius: BorderRadius.circular(20),
+          gradient: selected
+              ? const LinearGradient(colors: [AppColors.gold, AppColors.goldDark])
+              : null,
+          color: selected ? null : AppColors.panel,
+          border: Border.all(
+            color: selected ? AppColors.gold : AppColors.goldDark,
+            width: 1.6,
+          ),
+        ),
+        child: Row(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            if (value > 0)
+              Icon(Icons.monetization_on,
+                  size: 16, color: selected ? AppColors.bg : AppColors.gold),
+            if (value > 0) const SizedBox(width: 4),
+            Text(
+              label,
+              style: TextStyle(
+                color: selected ? AppColors.bg : Colors.white,
+                fontWeight: FontWeight.bold,
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
 }
 
 /// اوورلی شمارش معکوس ۳، ۲، ۱ پیش از شروع بازی.