Initial Flutter project added

lib/models/user_model.dart

@@ -0,0 +1,24 @@
+class UserModel {
+  final int? id;
+  final String? customerId;
+  final String? customerName;
+  final String? email;
+
+  UserModel({this.id, this.customerId, this.customerName, this.email});
+
+  factory UserModel.fromJson(Map<String, dynamic> json) {
+    return UserModel(
+      id: json['id'],
+      customerId: json['customer_id'] ?? json['customerId'],
+      customerName: json['customer_name'] ?? json['name'],
+      email: json['email'],
+    );
+  }
+
+  Map<String, dynamic> toJson() => {
+    'id': id,
+    'customer_id': customerId,
+    'customer_name': customerName,
+    'email': email,
+  };
+}