That exercise is monorepo migration. Every target has to work with nothing more than "buck build" or "bazel test" or whatever, or you can't check it in. And any

That exercise is monorepo migration. Every target has to work with nothing more than "buck build" or "bazel test" or whatever, or you can't check it in. And anything that runs in production must be checked in. I'm not sure whether it was really worth it for us, but it did solve that problem.