text: import express from 'express';
  import mongodb from 'mongodb';
  import config from './data';
  
  const app = express();
  const PORT = 4000;
  const client = mongodb.MongoClient;
  
  client.connect(config.DB, { useNewUrlParser: true }, (err, db) => { 
      if(err) {
          console.log('database is not connected')
      }
      else {
          console.log('connected!!')
      }
  });
  
  app.get('/', (req, res) => {
      res.json("Our build will succeed!");
  });
  
  app.listen(PORT, () => {
      console.log('Your server is running on PORT:',PORT);
  });