Add project files.

Gready_Poang.ViewModelLayer/ViewModelClasses/AppShellViewModel.cs

@@ -0,0 +1,21 @@
+using Common.Library;
+
+namespace GreadyPoang.ViewModelLayer;
+
+public class AppShellViewModel : ViewModelBase
+{
+
+    private bool _roundRounningVisible = true;
+
+    public bool RoundRunningVisible
+    {
+        get { return _roundRounningVisible; }
+        set
+        {
+            _roundRounningVisible = value;
+            RaisePropertyChanged(nameof(RoundRunningVisible));
+        }
+    }
+
+
+}