create project

frontend/lib/models/user.dart

@@ -0,0 +1,45 @@
+class User {
+  final String id;
+  final String phone;
+  final String nickname;
+  final String? email;
+  final List<String> familyIds;
+  final String? activeFamilyId;
+  final String joinDate;
+  final String createdAt;
+
+  const User({
+    required this.id,
+    required this.phone,
+    required this.nickname,
+    this.email,
+    this.familyIds = const [],
+    this.activeFamilyId,
+    this.joinDate = '',
+    this.createdAt = '',
+  });
+
+  factory User.fromJson(Map<String, dynamic> json) {
+    return User(
+      id: json['id'] as String? ?? '',
+      phone: json['phone'] as String? ?? '',
+      nickname: json['nickname'] as String? ?? '',
+      email: json['email'] as String?,
+      familyIds: (json['familyIds'] as List<dynamic>?)?.cast<String>() ?? [],
+      activeFamilyId: json['activeFamilyId'] as String?,
+      joinDate: json['joinDate'] as String? ?? '',
+      createdAt: json['createdAt'] as String? ?? '',
+    );
+  }
+
+  Map<String, dynamic> toJson() => {
+    'id': id,
+    'phone': phone,
+    'nickname': nickname,
+    'email': email,
+    'familyIds': familyIds,
+    'activeFamilyId': activeFamilyId,
+    'joinDate': joinDate,
+    'createdAt': createdAt,
+  };
+}