update review api.

lib/features/reviews/data/models/review_statistics_model.dart

@@ -0,0 +1,79 @@
+/// Data Model: Review Statistics
+///
+/// JSON serializable model for review statistics from API.
+library;
+
+import 'package:worker/features/reviews/domain/entities/review_statistics.dart';
+
+/// Review statistics data model
+///
+/// Handles JSON serialization/deserialization for review statistics.
+///
+/// API Response format:
+/// ```json
+/// {
+///   "total_feedback": 2,
+///   "average_rating": 2.25
+/// }
+/// ```
+class ReviewStatisticsModel {
+  const ReviewStatisticsModel({
+    required this.totalFeedback,
+    required this.averageRating,
+  });
+
+  /// Total number of reviews/feedbacks
+  final int totalFeedback;
+
+  /// Average rating (0-5 scale from API)
+  final double averageRating;
+
+  /// Create model from JSON
+  factory ReviewStatisticsModel.fromJson(Map<String, dynamic> json) {
+    return ReviewStatisticsModel(
+      totalFeedback: json['total_feedback'] as int? ?? 0,
+      averageRating: (json['average_rating'] as num?)?.toDouble() ?? 0.0,
+    );
+  }
+
+  /// Convert model to JSON
+  Map<String, dynamic> toJson() {
+    return {
+      'total_feedback': totalFeedback,
+      'average_rating': averageRating,
+    };
+  }
+
+  /// Convert to domain entity
+  ReviewStatistics toEntity() {
+    return ReviewStatistics(
+      totalFeedback: totalFeedback,
+      averageRating: averageRating,
+    );
+  }
+
+  /// Create model from domain entity
+  factory ReviewStatisticsModel.fromEntity(ReviewStatistics entity) {
+    return ReviewStatisticsModel(
+      totalFeedback: entity.totalFeedback,
+      averageRating: entity.averageRating,
+    );
+  }
+
+  @override
+  bool operator ==(Object other) {
+    if (identical(this, other)) return true;
+
+    return other is ReviewStatisticsModel &&
+        other.totalFeedback == totalFeedback &&
+        other.averageRating == averageRating;
+  }
+
+  @override
+  int get hashCode => Object.hash(totalFeedback, averageRating);
+
+  @override
+  String toString() {
+    return 'ReviewStatisticsModel(totalFeedback: $totalFeedback, averageRating: $averageRating)';
+  }
+}