aaa

lib/features/auth/data/models/user_model.dart

@@ -14,7 +14,11 @@ class UserModel extends User {
 
   /// Create UserModel from JSON
   factory UserModel.fromJson(Map<String, dynamic> json) {
-    final createdAt = DateTime.parse(json['createdAt'] as String);
+    // createdAt might not be in response, default to now
+    final createdAt = json['createdAt'] != null
+        ? DateTime.parse(json['createdAt'] as String)
+        : DateTime.now();
+
     return UserModel(
       id: json['id'] as String,
       name: json['name'] as String,