npm install @peter.naydenov/visual-controller-for-preactimport VisualController from '@peter.naydenov/visual-controller-for-preact';import HeaderApp from './apps/header.jsx';import SidebarApp from './apps/sidebar.jsx';import CartApp from './apps/cart.jsx'; const html = new VisualController({}); html.set(({ start, end }) => { document.querySelector('header').append(start, end); return 'header';}); html.set(({ start, end }) => { document.querySelector('aside').append(start, end); return 'sidebar';}); html.set(({ start, end }) => { document.querySelector('main').append(start, end); return 'cart';}); html.publish('header', HeaderApp);html.publish('sidebar', SidebarApp);html.publish('cart', CartApp);