well personally I thought fleshing out a distributed key-value store atop thousands of raft groups whilst maintaining strong consistency guarantees would be their number one problem but I think we might have different definitions here.
agreed, this was purely experimental and intended for learning purposes, not production use. I've just added a disclaimer, thanks for providing those links, I'll definitely be going through them
I think you should put the disclaimer at the top of the github page, and clearly state that it is not secure.
The disclaimer currently is near the end of the document and says only "Purely experimental project. Designed for learning purposes not production use.".