feat(ci): gate merges on maintainer approval via a required status check - #3176

Draft

purp wants to merge 9 commits into

NVIDIA:mainfrom

purp:feat/core-approval-gate/purp

Commits on Sep 4, 2026

feat(ci): add maintainer approval decision helper
purp
committed
661d04a
fix(ci): order maintainer reviews by review id
purp
committed
cc44618
feat(ci): publish the core approval status check
purp
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b6c4344
fix(ci): publish a red core approval status on abort
purp
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5c8ac00
feat(ci): comment the approver set delta on MAINTAINERS.md changes
purp
committed
703becd
fix(ci): fail loudly when the MAINTAINERS.md fetch errors
purp
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91c6b89
fix(ci): let the approval guard fire on early failures
purp
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94ccb2a
fix(ci): seed the merge group SHA for the approval guard
purp
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4c73f85
fix(ci): pass the approval status SHA as a step output
purp
committed
0fe0a76