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skill-prune

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Identify and remove negative-ROI skill content — orphan files, never-read entries, duplicates, content reintroducing challenge-specific lore. Inverse of /skill-update. Use during quarterly maintenance or after the linter flags issues.

skills/skill-prune/SKILL.md

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Jul 29, 2026
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# Skill Prune

Inverse of `/skill-update`. Removes content rather than adding it. Run during quarterly maintenance, after engagements, or when `scripts/skill_linter.py` reports orphans / duplicates.

## When to invoke

- Quarterly cadence.
- After `scripts/skill_linter.py --check-orphans` reports orphan reference files.
- After a SKILL.md or reference file grows past its cap and needs trimming.
- After a de-specialization sweep, to drop content tied to retired challenges.

## Prune criteria (the four signals — same shape as /skill-update, inverted)

A reference / scenario / line is a **prune candidate** when it satisfies any of:
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