Block the merge before the regression ships.
Fail your build when a document regresses — one command in any CI pipeline.
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# .github/workflows/preflight.yml
- uses: preflight-checks/github-action@v1
with:
files: 'dist/**/*.pdf'
fail-on-severity: critical
api-key: ${{ secrets.PREFLIGHT_API_KEY }}Make the preflight check a required status in branch protection to enforce the gate. SARIF output can also surface findings in GitHub Code Scanning.