import React from 'react'; import ReactDOM from 'react-dom/client'; import App from './App'; if ('serviceWorker' in navigator) { window.addEventListener('load', () => { navigator.serviceWorker.register('/sw.js').then(registration => { console.log('SW registered: ', registration); }).catch(registrationError => { console.log('SW registration failed: ', registrationError); }); }); } const rootElement = document.getElementById('root'); if (!rootElement) { throw new Error("Could not find root element to mount to"); } const root = ReactDOM.createRoot(rootElement); root.render( );