TBH I chose Funkwhale for my solution because it looked easy and out of the box, I just add a single Docker and subdomain to my existing site.
It wound up being more or less what you describe.
I may well follow OP's guide and nuke my Funkwhale despite the work I put into it and the fact that it does basically work for its intended purpose
Question: did you consider Funkwhale , and if so why did you choose this other stack instead?
EDIT: fix link sry
you're gonna have to get ads
I don't think that necessarily follows.
Have you heard of self-hosted Patreon-similar Ghost ?
Fuck GOOG for normalizing surveillance capitalism
Fuck YouTube in particular for making it basically impossible to usefully host an Invidious proxy any more and for their algorithmic manipulation
PeerTube is the Way
And props to the dedicated folks still running Invidious instances like https://yewtu.be/