Add runbooks and recording/alert rules for Gitaly
Note: If Gitaly starts breaking, our current approach is just shut it down (and gather data). This will obviously have to become more sophisticated in the future.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Note: If Gitaly starts breaking, our current approach is just shut it down (and gather data). This will obviously have to become more sophisticated in the future.