add initial take photo

lib/features/auth/registration/viewmodel/submission_data_viewmodel.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+
+class SubmissionDataViewModel extends ChangeNotifier {
+  int currentStep = 1;
+  int stepAmount = 9;
+  bool _isEmailVerify = false;
+  bool get isEmailVerify => _isEmailVerify;
+
+  submitEmail() {
+    _isEmailVerify = !_isEmailVerify;
+    notifyListeners();
+  }
+
+  onWillPopSubmission(BuildContext context) {
+    if (currentStep != 1) {
+      currentStep--;
+      notifyListeners();
+    } else {
+      Navigator.of(context).pop(true);
+    }
+  }
+
+  nextSubmission(BuildContext context) {
+    if (currentStep < stepAmount) {
+      currentStep++;
+    } else {
+      //ToDo : Go To next step after completing the submission
+    }
+    notifyListeners();
+  }
+}