text: const Obniz = require('obniz');
  
  const options = process.env.OBNIZ_ACCESS_TOKEN
    ? {
      access_token: process.env.OBNIZ_ACCESS_TOKEN,
    }
    : {};
  const obniz = new Obniz(process.env.OBNIZ_ID, options);
  obniz.onconnect = async () => {
    obniz.display.print('hello!');
  };
  