text: // @flow
  
  import * as React from "react"
  
  import "./app.css"
  
  type Props = {
    image: {
      heightPx: number,
      /** Either absolute or relative to the `<project_root>/public` directory */
      url: string
    },
    message: string
  }
  
  export default class App extends React.Component<Props> {
    render() {
      return (
        <div className="App">
          <h1>{this.props.message}</h1>
          <img src={this.props.image.url} height={this.props.image.heightPx + "px"}></img>
        </div>
      )
    }
  }
  