* CI: give the slowest tests a shard each Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * CI: spread the slow tests on pull requests too, and keep both junit files Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * CI: pull requests skip the goldens and the action matrix sample unless the kernel changes Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * Docs: which pull requests run the goldens Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * CI: run the tests in one job on a big runner, slowest first Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> * CI: allow the 32 vCPU runner label in actionlint, read junit.xml in the golden hint Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> --------- Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>