- poll_timeout 180s→600s: H100 provisioning takes ~3-5min from scale-to-zero - build-ci-builder: only auto-run on push with Dockerfile changes (API pipelines evaluate changes=true, causing unnecessary kaniko builds) - check: add needs:[] to decouple from prepare stage Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>