WebdriverIO in Chrome Headless using chromedriver

wedriverio-setup.js

process.env['PLATFORM_ARCH_OVERRIDE'] = 'x64';
const webdriverio = require('webdriverio');
const chromedriver = require('chromedriver'); //using https://www.npmjs.com/package/chromedriver

const PORT = 9515;

chromedriver.start([
  '--url-base=wd/hub',
  `--port=${PORT}`,
  '--verbose'
]);

const opts = {
    port: PORT,
    desiredCapabilities: {
        browserName: 'chrome',
        chromeOptions: {args: ['--headless']}
    }
};
browser = webdriverio.remote(opts).init();