On: Docker-OSX: Run macOS VM in a Docker

[pugz]

It might be less effort to use something like this: https://gregoryszorc.com/blog/2021/04/14/pure-rust-implement...

Might even be able to modify `gon` to use that instead of Apple's `codesign` and then you'll have notarization too: https://github.com/mitchellh/gon