add stats, win rate & h2h sections to the opponent profile [release]

client/deepdame/lib/features/opponent_profile/data/models/head_to_head.dart

@@ -0,0 +1,16 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'head_to_head.freezed.dart';
+part 'head_to_head.g.dart';
+
+@freezed
+abstract class HeadToHead with _$HeadToHead {
+  const factory HeadToHead({
+    required int myWins,
+    required int theirWins,
+    required int totalGames,
+  }) = _HeadToHead;
+
+  factory HeadToHead.fromJson(Map<String, dynamic> json) =>
+      _$HeadToHeadFromJson(json);
+}

client/deepdame/lib/features/opponent_profile/data/repositories/user_repository.dart

@@ -1,4 +1,6 @@
 import 'package:deepdame/core/network/dio_client.dart';
+import 'package:deepdame/features/home/data/models/player_stats.dart';
+import 'package:deepdame/features/opponent_profile/data/models/head_to_head.dart';
 import 'package:deepdame/features/opponent_profile/data/models/public_user_profile.dart';
 import 'package:dio/dio.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
@@ -21,4 +23,18 @@ class UserRepository {
     );
     return PublicUserProfile.fromJson(response.data!);
   }
+
+  Future<PlayerStats> getOpponentStats(String userId) async {
+    final response = await _dio.get<Map<String, dynamic>>(
+      '/api/v1/stats/$userId',
+    );
+    return PlayerStats.fromJson(response.data!);
+  }
+
+  Future<HeadToHead> getHeadToHead(String opponentId) async {
+    final response = await _dio.get<Map<String, dynamic>>(
+      '/api/v1/stats/head-to-head/$opponentId',
+    );
+    return HeadToHead.fromJson(response.data!);
+  }
 }

client/deepdame/lib/features/opponent_profile/opponent_profile_screen.dart

@@ -1,6 +1,9 @@
 import 'package:deepdame/features/opponent_profile/presentation/providers/opponent_profile_provider.dart';
 import 'package:deepdame/features/opponent_profile/presentation/widgets/opponent_app_bar.dart';
+import 'package:deepdame/features/opponent_profile/presentation/widgets/opponent_h2h_section.dart';
 import 'package:deepdame/features/opponent_profile/presentation/widgets/opponent_header_section.dart';
+import 'package:deepdame/features/opponent_profile/presentation/widgets/opponent_stats_section.dart';
+import 'package:deepdame/features/opponent_profile/presentation/widgets/opponent_win_rate_section.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
@@ -56,6 +59,12 @@ class OpponentProfileScreen extends ConsumerWidget {
                 const SizedBox(height: 40),
                 Center(child: OpponentHeaderSection(profile: profile)),
                 const SizedBox(height: 24),
+                OpponentStatsSection(userId: userId),
+                const SizedBox(height: 28),
+                OpponentWinRateSection(userId: userId),
+                const SizedBox(height: 28),
+                OpponentH2hSection(userId: userId, opponentProfile: profile),
+                const SizedBox(height: 32),
               ],
             ),
           ),