Configs: look into select() and modes. Non-file steps: normally in bazel you would consider the server setup a part of the test. So `blaze build :my_test` crea

Configs: look into select() and modes. Non-file steps: normally in bazel you would consider the server setup a part of the test. So `blaze build :my_test` creates an artifact, and blaze run or blaze test runs the artifact which does non-hermetic stuff like setting up a server.