That's exactly what we're doing at https://www.snaplet.dev, I would love to chat with the founders about offering generated production accurate snapshots for developers to code against for users of their proxy!
We've peeked at Snaplet in the past, and :heart: your design aesthetic
As an aside: Not exactly sure why the parent is getting down voted.
I'm not saying that your post was such a hijack, but it's difficult to interpret these things accurately, so any post of this kind will always land on a spectrum of responses.