スクリーンショットをとる

screenshot.js

const puppeteer = require('puppeteer');

async function sleep(delay) {
  return new Promise(resolve => setTimeout(resolve, delay));
}

(async () => {
  const browser = await puppeteer.launch({
    disable-gpu: true,
    args: ['--no-sandbox']
  });
  const page = await browser.newPage();
  await page.setViewport({width: 1280, height: 720, deviceScaleFactor: 2});
  await page.goto('https://styles.mapserver.jp/#5/35.69/139.69');
  await sleep(10000)
  await page.screenshot({path: "test.png"});
  browser.close();
})()