Welcome.tsx

import React from 'react';

export default () => (
  <p style={{ textAlign: 'center' }}>
    Want to add more pages? Please refer to{' '}
    <a href="https://umijs.org/guide/block.html" target="_blank" rel="noopener noreferrer">
      umi block
    </a>
    。
  </p>
);