text: 'use strict';
  
  const events = require('../events');
  const vendor = require('./vendor');
  const driver = require('./driver');
  
  // is here where I should set the interval or in the vendor files?
  // Step 1: create order
  setInterval(() => {
    vendor.newOrder();
  }, 5000);
  
  // event listeners
  events.on('pickup', driver.pickUp);
  events.on('inTransit', driver.delivered);
  events.on('delivered', vendor.thankYou);
  