feat(logging): add logging to contacts friend_repository

apps/lib/features/contacts/data/repositories/friend_repository.dart

@@ -1,6 +1,7 @@
 import '../../../../data/network/i_api_client.dart';
 import '../../../../data/cache/cache_policy.dart';
 import '../../../../data/cache/cached_repository.dart';
+import '../../../../core/logging/logger.dart';
 import '../models/friend_request.dart';
 
 abstract class FriendRepository {
@@ -16,6 +17,7 @@ abstract class FriendRepository {
 class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
     implements FriendRepository {
   final IApiClient _apiClient;
+  final Logger _logger = getLogger('features.contacts.friend_repository');
   static const _prefix = '/api/v1/friends';
 
   FriendRepositoryImpl({required IApiClient apiClient, required super.store})
@@ -36,6 +38,7 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
   }
 
   Future<List<FriendUser>> _loadFriendsFromRemote() async {
+    try {
       final response = await _apiClient.get<List<dynamic>>(_prefix);
       final data = response.data;
       if (data == null) {
@@ -44,9 +47,18 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
       return data
           .map((item) => item as Map<String, dynamic>)
           .map(
-          (item) => FriendUser.fromJson(item['friend'] as Map<String, dynamic>),
+            (item) =>
+                FriendUser.fromJson(item['friend'] as Map<String, dynamic>),
           )
           .toList(growable: false);
+    } catch (e, stackTrace) {
+      _logger.error(
+        message: 'Failed to load friends from remote',
+        error: e,
+        stackTrace: stackTrace,
+      );
+      rethrow;
+    }
   }
 
   @override
@@ -55,6 +67,7 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
   }
 
   Future<FriendRequest> _loadRequestById(String friendshipId) async {
+    try {
       final response = await _apiClient.get<Map<String, dynamic>>(
         '$_prefix/requests/$friendshipId',
       );
@@ -63,6 +76,15 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
         throw StateError('Invalid getRequestById response: empty payload');
       }
       return FriendRequest.fromJson(data);
+    } catch (e, stackTrace) {
+      _logger.error(
+        message: 'Failed to load friend request by id',
+        error: e,
+        stackTrace: stackTrace,
+        extra: {'friendship_id': friendshipId},
+      );
+      rethrow;
+    }
   }
 
   @override
@@ -85,6 +107,7 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
 
   @override
   Future<FriendRequest> acceptRequest(String friendshipId) async {
+    try {
       final response = await _apiClient.post<Map<String, dynamic>>(
         '$_prefix/requests/$friendshipId/accept',
       );
@@ -94,11 +117,25 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
       }
       final request = FriendRequest.fromJson(data);
       await _invalidateFriendCaches(friendshipId);
+      _logger.info(
+        message: 'Friend request accepted',
+        extra: {'friendship_id': friendshipId},
+      );
       return request;
+    } catch (e, stackTrace) {
+      _logger.error(
+        message: 'Failed to accept friend request',
+        error: e,
+        stackTrace: stackTrace,
+        extra: {'friendship_id': friendshipId},
+      );
+      rethrow;
+    }
   }
 
   @override
   Future<FriendRequest> declineRequest(String friendshipId) async {
+    try {
       final response = await _apiClient.post<Map<String, dynamic>>(
         '$_prefix/requests/$friendshipId/decline',
       );
@@ -108,7 +145,20 @@ class FriendRepositoryImpl extends CachedRepository<List<FriendUser>>
       }
       final request = FriendRequest.fromJson(data);
       await _invalidateFriendCaches(friendshipId);
+      _logger.info(
+        message: 'Friend request declined',
+        extra: {'friendship_id': friendshipId},
+      );
       return request;
+    } catch (e, stackTrace) {
+      _logger.error(
+        message: 'Failed to decline friend request',
+        error: e,
+        stackTrace: stackTrace,
+        extra: {'friendship_id': friendshipId},
+      );
+      rethrow;
+    }
   }
 
   Future<void> _invalidateFriendCaches(String friendshipId) {