WARNING: I am not an expert!

Maybe VanillaOS? Immutable, atomic, Debian-based. If OpenMediaVault doesn’t run directly on Vanilla, use its APX tool to make a minimalist Debian container & install OpenMediaVault there?

Some context:

https://en.wikipedia.org/wiki/Occupation_of_Alcatraz

I do like the idea of a P2P system. I used to be on ZeroNet but there were just too few people and too little content to stick with it. I hope something like this takes off.

Ah, practising the deeply held moral principle of “I’m alright, Jack”.