content: import React from 'react'
  import Link from 'next/link'
  
  export async function getStaticPaths() {
    return { paths: [], fallback: true }
  }
  
  export async function getStaticProps({ params }) {
    return {
      props: {
        user: params.user,
        time: (await import('perf_hooks')).performance.now(),
      },
      revalidate: 10,
    }
  }
  
  export default ({ user, time }) => {
    return (
      <>
        <p>User: {user}</p>
        <span>time: {time}</span>
        <Link href="/">
          <a id="home">to home</a>
        </Link>
      </>
    )
  }
  