Backend: Remove `ci_builds.stage` column
Description
First iteration of #271619 (closed).
Removing ci_builds.stage
column will make shipping partitioning easier.
Technical Proposal
-
Validate nothing is using the column -
Remove the column -
Update any documentation as needed.
- Remove reads from
ci_builds.stage
- Drop
Ci::EnsureStageService
if possible - Ignore column
- Drop column
🔥
Code we can remove Edited by Max Orefice