Request:
- Add a project-local audit skill for checking IPO data completeness, sufficiency, and analysis self-consistency.
Changes:
- Create .codex/skills/audit/SKILL.md.
- Define audit scope across source integrity, stage data completeness, data sufficiency, and reasoning consistency.
- Separate responsibilities from archivist fact updates and analyst investment conclusions.
Verification:
- Reviewed the new skill body.
- Ran git diff --check.
- Confirmed the project-local skill list includes archivist, analyst, and audit.
