text: 'use strict';
  
  const express = require('express');
  
  const PORT = 8080;
  const HOST = '0.0.0.0';
  
  const app = express();
  app.get('/', (req, res) => {
    res.send('Hello world\n');
  });
  
  app.listen(PORT, HOST);
  console.log(`Running onn http://${HOST}:${PORT}`);
  