import Head from 'next/head'; import NProgress from 'nprogress'; import { Router } from 'next/router'; import { SWRConfig } from 'swr'; import Page from '../components/Page'; import '../components/styles/nprogress.css'; import fetch from '../lib/fetchJson'; Router.events.on('routeChangeStart', () => NProgress.start()); Router.events.on('routeChangeComplete', () => NProgress.done()); Router.events.on('routeChangeError', () => NProgress.done()); function MyApp({ Component, pageProps }) { return ( { console.error(err); }, }} > {/* meta tags */} ); } export default MyApp;