Search by regex, modal Enter fixes

src/AppCommon/FileTime.App.CommandPalette/ViewModels/CommandPaletteViewModel.cs

@@ -25,6 +25,7 @@ public class CommandPaletteViewModel : FuzzyPanelViewModel<ICommandPaletteEntryV
         IUserCommandHandlerService userCommandHandlerService,
         IKeyboardConfigurationService keyboardConfigurationService,
         ILogger<CommandPaletteViewModel> logger)
+        : base((a, b) => a.Identifier == b.Identifier)
     {
         _commandPaletteService = commandPaletteService;
         _identifiableUserCommandService = identifiableUserCommandService;
@@ -105,6 +106,13 @@ public class CommandPaletteViewModel : FuzzyPanelViewModel<ICommandPaletteEntryV
             return true;
         }
 
+        return false;
+    }
+
+    public async Task<bool> HandleKeyUp(KeyEventArgs keyEventArgs)
+    {
+        if (keyEventArgs.Handled) return false;
+
         if (keyEventArgs.Key == Key.Enter)
         {
             if (SelectedItem is null) return false;