Add slash keyboard shortcut to focus search.

Press / from any non-input page to jump to the topbar or full-screen search field, with a fallback route when search is not visible.

Co-authored-by: Cursor <cursoragent@cursor.com>

resources/js/app.js

@@ -1,8 +1,10 @@
 import './bootstrap';
 
 import { registerLadillConfirmStore, registerLadillModalHelpers } from './ladill-modals';
+import { registerLadillSearchShortcut } from './ladill-search-shortcut';
 
 registerLadillModalHelpers();
+registerLadillSearchShortcut();
 
 
 import Alpine from 'alpinejs';