create project

frontend/lib/models/family.dart

@@ -0,0 +1,53 @@
+class FamilyMember {
+  final String userId;
+  final String nickname;
+  final String role;
+  final String joinedAt;
+
+  const FamilyMember({
+    required this.userId,
+    required this.nickname,
+    this.role = 'member',
+    this.joinedAt = '',
+  });
+
+  factory FamilyMember.fromJson(Map<String, dynamic> json) {
+    return FamilyMember(
+      userId: json['userId'] as String? ?? '',
+      nickname: json['nickname'] as String? ?? '',
+      role: json['role'] as String? ?? 'member',
+      joinedAt: json['joinedAt'] as String? ?? '',
+    );
+  }
+}
+
+class Family {
+  final String id;
+  final String name;
+  final String inviteCode;
+  final String createdBy;
+  final String createdAt;
+  final List<FamilyMember> members;
+
+  const Family({
+    required this.id,
+    required this.name,
+    required this.inviteCode,
+    this.createdBy = '',
+    this.createdAt = '',
+    this.members = const [],
+  });
+
+  factory Family.fromJson(Map<String, dynamic> json) {
+    return Family(
+      id: json['id'] as String? ?? '',
+      name: json['name'] as String? ?? '',
+      inviteCode: json['inviteCode'] as String? ?? '',
+      createdBy: json['createdBy'] as String? ?? '',
+      createdAt: json['createdAt'] as String? ?? '',
+      members: (json['members'] as List<dynamic>?)
+              ?.map((m) => FamilyMember.fromJson(m as Map<String, dynamic>))
+              .toList() ?? [],
+    );
+  }
+}