line-login | use LINE Login inside the node.js based application | REST library

const puppeteer = require('puppeteer');

(async() => {
  const browser = await puppeteer.launch({
    headless: false,
    chromeWebSecurity: false,
    args: ['--no-sandbox']
  });
  try {
    // Create a new page
    const page = await browser.newPage();
    // Connect to Chrome DevTools
    const client = await page.target().createCDPSession();
    // Navigate and take a screenshot
    await page.goto('https://example.com', {waitUntil: 'networkidle0'});
    // await page.evaluate('navigator.serviceWorker.ready');
    console.log('Going offline');
    await page.setOfflineMode(true);
 // Does === true for the main page but the fallback content isn't being served.
    page.on('response', r => console.log(r.fromServiceWorker()));
    await page.reload({waitUntil: 'networkidle0'});
    await page.screenshot({path: 'screenshot2.png',fullPage: true})
    // await page.waitForSelector('mat-card[id="route-tile-card]');
    // await page.click('mat-card[id="route-tile-card]');
    } catch(e) {
      // handle initialization error
    console.log ("Timeout or other error: ", e)
    }
    await browser.close();
})();