How to Setup a Deployment Repository, Right?

In a sense, what you need to create is a aget repository that containd th e sort of everything needed. So it's all of that stuff, including tests, right? Heem, test support classes. Am, testing strategies, and they can even sort of be architectural am concerns. Andn there is a lot of cot, which is not really part of the deployment unit, but more of deployment pipe line, or maybe even other artifects, like testso.