I found a pretty cool 80kb docker image that is just a copy of busybox httpd, which makes creating a docker image out of static files very simple.[0]

[0] https://github.com/lipanski/docker-static-website

I've had this starred forever but never messed with it, looks great I need to try it. Also makes me want to try redbean in a docker container:

https://github.com/kissgyorgy/redbean-docker