# diagnose

Investigate, audit, triage, and fix. Systematic debugging, incident lifecycle, domain auditing, and issue logging. Feedback-loop-first protocol: reproduce or replay before root cause, pattern analysis, hypothesis test, and fix. Use for: any bug, test failure, production incident, error spikes, audit, triage, postmortem, "diagnose", "why is this broken", "debug this", "production down", "is production ok", "audit stripe", "log issues". Trigger: /diagnose.

`/diagnose`

Source: skills/diagnose/SKILL.md

## What to verify

- The source file exists and carries valid frontmatter.
- The primitive has one generated reference page.
- Claims trace back to the linked source.