Not to mention that the rest of the environment is missing: e.g. you probably can't push to e.g. the organization's Docker registry/Artifactory/whatever from yo

Not to mention that the rest of the environment is missing: e.g. you probably can't push to e.g. the organization's Docker registry/Artifactory/whatever from you local dev machine (if it's even visible from your machine in the first place). And those are arguably the most interesting parts that you want to test the integration with.