Learn how you can use Puppeteer APIs to add server-side rendering (SSR) capabilities to an Express web server. The best part is that your app requires very small changes to code. Headless does all the heavy lifting. In a couple of lines of code you can SSR any page and get its final markup. import puppeteer from 'puppeteer'; async function ssr(url) { const browser = await puppeteer.launch({headles