[veganjay]

There's also Bask (bash + flask). It's a CTF challenge on day 8 of HackVent (1). It's based off an article on building a bash web server (2).

1. https://hv23.idocker.hacking-lab.com/

2. https://dev.to/leandronsp/building-a-web-server-in-bash-part...