Use SourceCache, set SelectedItem and scroll to it

src/GuiApp/Avalonia/FileTime.GuiApp.CustomImpl/ViewModels/GuiAppState.cs

@@ -17,7 +17,7 @@ public partial class GuiAppState : AppStateBase, IGuiAppState
 
     [Property] private List<CommandBindingConfiguration> _possibleCommands = new();
 
-    [Property] private BindedCollection<RootDriveInfo> _rootDriveInfos = new();
+    [Property] private BindedCollection<RootDriveInfo, string> _rootDriveInfos = new();
 
     public List<KeyConfig> PreviousKeys { get; } = new();
 }