Merge pull request #4766 from sbwalker/dev

resolve compiler warning in .NET MAUI

Oqtane.Maui/App.xaml.cs

@@ -5,7 +5,10 @@ public partial class App : Application
 	public App()
 	{
 		InitializeComponent();
-
-		MainPage = new MainPage();
 	}
+
+    protected override Window CreateWindow(IActivationState? activationState)
+    {
+        return new Window(new MainPage());
+    }
 }