ok.js

module.exports = {
    page: null,

    start: async function() {
	const puppeteer = require('puppeteer');
	const browser = await puppeteer.launch( {headless: false} );
	const this.page = await browser.newPage();
	await this.page.goto('https://www.google.com');
    },

    stop: async function() {
	// const this.page = browser.newPage()
	await this.page.close()
    }
};