Test setup improvements
These were split out of !985 (merged) as controversial changes. The goal here is to make it trivial to do both CI setup, and for developers to setup a test environment locally.
This instance will be updated to Heptapod 18.6.0rc1 on 2025-12-08 between 11:00 and 12:00 UTC+1 (Europe/Paris)
These were split out of !985 (merged) as controversial changes. The goal here is to make it trivial to do both CI setup, and for developers to setup a test environment locally.