Add chapter 10 sample project

Chapter10/TemplateStudioSampleApp/Views/WebViewPage.xaml.cs

@@ -0,0 +1,22 @@
+using Microsoft.UI.Xaml.Controls;
+
+using TemplateStudioSampleApp.ViewModels;
+
+namespace TemplateStudioSampleApp.Views;
+
+// To learn more about WebView2, see https://docs.microsoft.com/microsoft-edge/webview2/.
+public sealed partial class WebViewPage : Page
+{
+    public WebViewViewModel ViewModel
+    {
+        get;
+    }
+
+    public WebViewPage()
+    {
+        ViewModel = App.GetService<WebViewViewModel>();
+        InitializeComponent();
+
+        ViewModel.WebViewService.Initialize(WebView);
+    }
+}