Add Windows desktop app

Windows/SHD.Windows/BrowserTab.cs

@@ -0,0 +1,13 @@
+using Microsoft.Web.WebView2.Wpf;
+using System.Windows.Controls;
+
+namespace SHD.Windows;
+
+internal sealed class BrowserTab(WebView2 view, TabItem item, ProgressBar progress, TextBlock title, ShdEnvironment environment)
+{
+    public WebView2 View { get; } = view;
+    public TabItem Item { get; } = item;
+    public ProgressBar Progress { get; } = progress;
+    public TextBlock Title { get; } = title;
+    public ShdEnvironment Environment { get; set; } = environment;
+}