text: const router = new Router({
    routes: [
      { path: '/', elementPath: '/homeComponent.html', name: 'home' },
      { path: '/about', elementPath: '/aboutComponent.html', name: 'about' },
    ],
    entry: document.querySelector('main'),
    mode: 'history',
    rootUrl: 'examples/multi_file_components/',
  });
  