text: import preact from 'preact';
  import render from 'preact-render-to-string';
  
  const { h, Component } = preact;
  
  const H1 = ({ children }) => h('h1', null, children);
  
  class App extends Component {
    render() {
      return h('div', null, h(H1, null, 'Hello, world!'));
    }
  }
  
  console.log(render(h(App)));
  