Did you know about these other v0 resources? A human should be here soon to help, but the answer may already be available even faster in one of these other posts.
This guide is a great place to start.
And these recordings can give you a look at v0 features and strategies in action: Topics tagged v0
This should be possible, but we haven’t got a guide on how to do this for now. You’re on the right track though, you’d download the code, put it on a git repo then host it as usual.