infra: Make Avalonia the default UI (#6375)

* misc: Move Ryujinx project to Ryujinx.Gtk3

This breaks release CI for now but that's fine.

Signed-off-by: Mary Guillemard <mary@mary.zone>

* misc: Move Ryujinx.Ava project to Ryujinx

This breaks CI for now, but it's fine.

Signed-off-by: Mary Guillemard <mary@mary.zone>

* infra: Make Avalonia the default UI

Should fix CI after the previous changes.

GTK3 isn't build by the release job anymore, only by PR CI.

This also ensure that the test-ava update package is still generated to
allow update from the old testing channel.

Signed-off-by: Mary Guillemard <mary@mary.zone>

* Fix missing copy in create_app_bundle.sh

Signed-off-by: Mary Guillemard <mary@mary.zone>

* Fix syntax error

Signed-off-by: Mary Guillemard <mary@mary.zone>

---------

Signed-off-by: Mary Guillemard <mary@mary.zone>

src/Ryujinx/UI/Windows/AmiiboWindow.axaml.cs

@@ -0,0 +1,60 @@
+using Avalonia.Interactivity;
+using Ryujinx.Ava.Common.Locale;
+using Ryujinx.Ava.UI.ViewModels;
+using Ryujinx.UI.Common.Models.Amiibo;
+
+namespace Ryujinx.Ava.UI.Windows
+{
+    public partial class AmiiboWindow : StyleableWindow
+    {
+        public AmiiboWindow(bool showAll, string lastScannedAmiiboId, string titleId)
+        {
+            ViewModel = new AmiiboWindowViewModel(this, lastScannedAmiiboId, titleId)
+            {
+                ShowAllAmiibo = showAll,
+            };
+
+            DataContext = ViewModel;
+
+            InitializeComponent();
+
+            Title = $"Ryujinx {Program.Version} - " + LocaleManager.Instance[LocaleKeys.Amiibo];
+        }
+
+        public AmiiboWindow()
+        {
+            ViewModel = new AmiiboWindowViewModel(this, string.Empty, string.Empty);
+
+            DataContext = ViewModel;
+
+            InitializeComponent();
+
+            if (Program.PreviewerDetached)
+            {
+                Title = $"Ryujinx {Program.Version} - " + LocaleManager.Instance[LocaleKeys.Amiibo];
+            }
+        }
+
+        public bool IsScanned { get; set; }
+        public AmiiboApi ScannedAmiibo { get; set; }
+        public AmiiboWindowViewModel ViewModel { get; set; }
+
+        private void ScanButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (ViewModel.AmiiboSelectedIndex > -1)
+            {
+                AmiiboApi amiibo = ViewModel.AmiiboList[ViewModel.AmiiboSelectedIndex];
+                ScannedAmiibo = amiibo;
+                IsScanned = true;
+                Close();
+            }
+        }
+
+        private void CancelButton_Click(object sender, RoutedEventArgs e)
+        {
+            IsScanned = false;
+
+            Close();
+        }
+    }
+}