Make the `review-deploy` curl the Review App for a 200 response to decide success
We should implement https://gitlab.com/gitlab-org/quality/team-tasks/issues/93#note_157591020:
Any optimization we can do at the end of
review-deploy
e.g. poll the environment before letting go of the controls to the next job?I would imagine adding a
waitForEnvReadyState()
check that we can bake in ?