fix todo

lib/features/todos/domain/entities/todo.dart

@@ -0,0 +1,44 @@
+import 'package:equatable/equatable.dart';
+
+class Todo extends Equatable {
+  final int id;
+  final String title;
+  final String? description;
+  final bool completed;
+  final String userId;
+  final DateTime? createdAt;
+  final DateTime? updatedAt;
+
+  const Todo({
+    required this.id,
+    required this.title,
+    this.description,
+    required this.completed,
+    required this.userId,
+    this.createdAt,
+    this.updatedAt,
+  });
+
+  Todo copyWith({
+    int? id,
+    String? title,
+    String? description,
+    bool? completed,
+    String? userId,
+    DateTime? createdAt,
+    DateTime? updatedAt,
+  }) {
+    return Todo(
+      id: id ?? this.id,
+      title: title ?? this.title,
+      description: description ?? this.description,
+      completed: completed ?? this.completed,
+      userId: userId ?? this.userId,
+      createdAt: createdAt ?? this.createdAt,
+      updatedAt: updatedAt ?? this.updatedAt,
+    );
+  }
+
+  @override
+  List<Object?> get props => [id, title, description, completed, userId, createdAt, updatedAt];
+}

lib/features/todos/domain/repositories/todo_repository.dart

@@ -0,0 +1,8 @@
+import 'package:fpdart/fpdart.dart';
+import '../../../../core/errors/failures.dart';
+import '../entities/todo.dart';
+
+abstract class TodoRepository {
+  Future<Either<Failure, List<Todo>>> getTodos();
+  Future<Either<Failure, void>> refreshTodos();
+}