Creating a "What Is My IP" website in four lines with nginx

I recently wanted to create an endpoint on a development machine that could return my external IP address. Normally I would use one of a handful of services https://canhazip.com/ or https://ifconfig.ca/, but I wanted to see how easy it would be to make my own. As it turns out, it's incredibly easy, and doesn't even require leaving the reverse proxy.&#xA;Using nginx, we can just create a block like…