Catch pull request changes that stray from the spec.
Checks a pull request against its approved spec and adds material mismatches to the existing review.
When to use it
Use during pull request review only when spec_context.md exists.
Give it the checked-out pull request, spec context, and annotated diff; it folds material spec mismatches into review.json.
What you provide
No setup requirements listed.
No additional actions listed.