ci: combine pipeline stages
To avoid spawning the CI environment three times just to run three commands, saving a few minutes when getting push feedbacks.
This instance will be upgraded to Heptapod 18.5.1 on 2025-11-13 between 17:00 and 18:00 UTC+2
To avoid spawning the CI environment three times just to run three commands, saving a few minutes when getting push feedbacks.