Ok.. it actually is that simple: https://medium.com/@mariovanrooij/adding-https-to-fastapi-ad5e0f9e084e
I don't know how many times I screwed that up in so many mysterious ways - mainly 'cause I was trying *somehow* to not have to run my script as root. It feels strange to run anything as root - you just don't do that, right?
But fine... #LetsEncrypt is pretty easy and awesome. It solves my #Firefox's fear of my little VM. I like to see machines getting along.