Signoffs are stamps of approval for (control, repository, commit SHA)
tuples, enabling external tools and humans to mark a control as
pass/fail/pending for a specific commit. Adds OpenAPI spec, demo
handlers with 5 fixtures, route registration, and regenerated TS client.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Updated: package.json workspaces, tsconfig path alias, CI workflow
paths, Dockerfile COPY, AGENTS.md, and doc references.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
