text: import React from 'react';
  import { Link } from 'react-router-dom';
  
  export default () => (
    <ul>
      <li>
        <Link to="/">Home</Link>
      </li>
      <li>
        <Link to="/about">About</Link>
      </li>
      <li>
        <Link to="/contact">Contact</Link>
      </li>
    </ul>
  );
  