fix(auth): allow immediate resend on first send failure

apps/lib/features/auth/ui/screens/register_verification_screen.dart

@@ -46,12 +46,12 @@ class RegisterVerificationView extends StatefulWidget {
 class _RegisterVerificationViewState extends State<RegisterVerificationView> {
   final _codeController = TextEditingController();
   Timer? _countdownTimer;
-  int _countdown = 60;
+  int _countdown = 0;
+  bool _firstSendCompleted = false;
 
   @override
   void initState() {
     super.initState();
-    _startCountdown();
   }
 
   @override
@@ -179,6 +179,19 @@ class _RegisterVerificationViewState extends State<RegisterVerificationView> {
         if (state.status == FormzSubmissionStatus.failure &&
             state.errorMessage != null) {
           Toast.show(context, state.errorMessage!, type: ToastType.error);
+
+          if (!_firstSendCompleted) {
+            _firstSendCompleted = true;
+            setState(() {
+              _countdown = 0;
+            });
+          }
+        }
+
+        if (state.status == FormzSubmissionStatus.success &&
+            !_firstSendCompleted) {
+          _firstSendCompleted = true;
+          _startCountdown();
         }
       },
       builder: (context, state) {