Added in generic ViewModel

src/core/Microsoft.PowerToys.Settings.UI/Views/ShellPage.xaml.cs

@@ -0,0 +1,21 @@
+using System;
+
+using Microsoft.PowerToys.Settings.UI.ViewModels;
+
+using Windows.UI.Xaml.Controls;
+
+namespace Microsoft.PowerToys.Settings.UI.Views
+{
+    // TODO WTS: Change the icons and titles for all NavigationViewItems in ShellPage.xaml.
+    public sealed partial class ShellPage : UserControl
+    {
+        public ShellViewModel ViewModel { get; } = new ShellViewModel();
+
+        public ShellPage()
+        {
+            InitializeComponent();
+            DataContext = ViewModel;
+            ViewModel.Initialize(shellFrame, navigationView, KeyboardAccelerators);
+        }
+    }
+}