class UserEntity { final String id; final String email; final String name; final DateTime? createdAt; const UserEntity({ required this.id, required this.email, required this.name, this.createdAt, }); UserEntity copyWith({ String? id, String? email, String? name, DateTime? createdAt, }) { return UserEntity( id: id ?? this.id, email: email ?? this.email, name: name ?? this.name, createdAt: createdAt ?? this.createdAt, ); } @override bool operator ==(Object other) { if (identical(this, other)) return true; return other is UserEntity && other.id == id; } @override int get hashCode => id.hashCode; }