# Invalid YAML Compact Mapping

> Invalid YAML compact mapping

- Skill: `arenukvern/invalid-yaml-compact-mapping` (Agent Skill)
- Install (CLI): `npx skillmds@latest add arenukvern/invalid-yaml-compact-mapping`
- Raw SKILL.md: https://api.skillmd.com/api/skills/arenukvern/invalid-yaml-compact-mapping/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: arenukvern (https://skillmd.com/u/arenukvern)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/arenukvern/invalid-yaml-compact-mapping

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# Invalid YAML compact mapping

This fixture reproduces the `npx skills` skip: an unquoted description
contains `repository: app`, which js-yaml rejects as a nested mapping.