chore: centralize build version logic in ci-image

Alex Thomaerequested to merge
add-version-script into main
  • add /_scripts/compute-version.sh to derive VERSION/BUILD from CI context
  • update ci-image Dockerfile to include new version script in build image
  • prepare for replacing per-repo build.sh logic with CI-image driven versioning
Edited by Alex Thomae

Merge request reports