update address

lib/features/account/domain/entities/city.dart

@@ -0,0 +1,27 @@
+/// City Entity
+///
+/// Represents a city/province in Vietnam.
+library;
+
+import 'package:equatable/equatable.dart';
+
+/// City Entity
+///
+/// Domain entity representing a city or province.
+class City extends Equatable {
+  final String name; // Frappe ERPNext name/ID
+  final String cityName; // Display name
+  final String code; // City code
+
+  const City({
+    required this.name,
+    required this.cityName,
+    required this.code,
+  });
+
+  @override
+  List<Object?> get props => [name, cityName, code];
+
+  @override
+  String toString() => 'City(name: $name, cityName: $cityName, code: $code)';
+}