Add shoutout for beta testing to final screen (#569)

Author: sciencewhiz

WPILibInstaller-Avalonia/ViewModels/FinalPageViewModel.cs

@@ -22,6 +22,10 @@ public class FinalPageViewModel : PageViewModelBase
 
         public ReactiveCommand<Unit, Unit> OpenChangelog { get; }
 
+        public ReactiveCommand<Unit, Unit> OpenBetaSite { get; }
+
+        public ReactiveCommand<Unit, Unit> OpenBetaDocs { get; }
+
         public FinalPageViewModel(IProgramWindow progWindow, IConfigurationProvider configurationProvider, IVsCodeInstallLocationProvider vsCodeProvider,
                 ICatchableButtonFactory buttonFactory)
             : base("Finish", "")
@@ -45,6 +49,8 @@ public FinalPageViewModel(IProgramWindow progWindow, IConfigurationProvider conf
 
             OpenKnownIssues = buttonFactory.CreateCatchableButton(OpenKnownIssuesFunc);
             OpenChangelog = buttonFactory.CreateCatchableButton(OpenChangelogFunc);
+            OpenBetaDocs = buttonFactory.CreateCatchableButton(OpenBetaDocsFunc);
+            OpenBetaSite = buttonFactory.CreateCatchableButton(OpenBetaSiteFunc);
 
             this.progWindow = progWindow;
             this.configurationProvider = configurationProvider;
@@ -56,6 +62,18 @@ public Task OpenKnownIssuesFunc()
             return Task.CompletedTask;
         }
 
+        public Task OpenBetaDocsFunc()
+        {
+            OpenBrowser("https://docs.wpilib.org/en/latest/docs/beta/beta-getting-started/welcome.html");
+            return Task.CompletedTask;
+        }
+
+        public Task OpenBetaSiteFunc()
+        {
+            OpenBrowser("https://github.com/wpilibsuite/2026Beta");
+            return Task.CompletedTask;
+        }
+
         public Task OpenChangelogFunc()
         {
             string? verString = null;

WPILibInstaller-Avalonia/Views/FinalPage.xaml

@@ -10,7 +10,14 @@
     </TextBlock>
   <Button FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Content="Open Known Issues" Command="{Binding OpenKnownIssues}"></Button>
   <Button FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Content="Open Changelog" Command="{Binding OpenChangelog}"></Button>
-  <TextBlock FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Text="{Binding FinishText}">
+      <TextBlock FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0,20,0,0">
+          Thank you for beta testing the 2026 WPILib!
+      </TextBlock>
+      <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center">
+          <Button FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Content="Open Beta Instructions" Command="{Binding OpenBetaDocs}"></Button>
+          <Button FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Content="Open Beta Feedback Site" Command="{Binding OpenBetaSite}"></Button>
+      </StackPanel>
+      <TextBlock FontSize="20" HorizontalAlignment="Center" VerticalAlignment="Center" Text="{Binding FinishText}">
   </TextBlock>
   </StackPanel>