ci: adopt zizmor for workflow validation #15733
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Pull request overview
This PR introduces automated GitHub workflow validation using zizmor, a security-focused linter for GitHub Actions workflows. The new workflow runs on pushes to main, pull requests, manual dispatch, and on a nightly schedule to continuously validate workflow security and correctness.
Changes:
- Added a new workflow file
.github/workflows/check-workflows.ymlthat installs and runs zizmor with pedantic mode enabled
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ddstreetmicrosoft
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I'm not familiar with zizmor so I probably should give a review approval, but I did notice the branch name might need adjustment, if you can check my review comments
dmcilvaney
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Feb 9, 2026
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Adopts https://github.com/zizmorcore/zizmor for GitHub workflow linting. This is something we've enabled in other repositories to good effect.