title: How to use Let's Encrypt with Docker container based on the Node.js image
body: <p>I am running an <a href="http://expressjs.com/" rel="noreferrer">Express</a>-based website in a Docker container based on the <a href="https://hub.docker.com/_/node/" rel="noreferrer">Node.js image</a>. How do I use <a href="https://letsencrypt.org/" rel="noreferrer">Let's Encrypt</a> with a container based on that image?</p>