ux: better tab navigation

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

src/Views/LauncherPagesCommandPalette.axaml.cs

@@ -80,6 +80,10 @@ protected override void OnKeyDown(KeyEventArgs e)
                         RepoListBox.Focus(NavigationMethod.Directional);
                         vm.SelectedRepo = vm.VisibleRepos[0];
                     }
+                    else if (e.Key == Key.Tab)
+                    {
+                        FilterTextBox.Focus(NavigationMethod.Directional);
+                    }
 
                     e.Handled = true;
                     return;