Creates new skills, improves/refactors/audits existing ones, and ensures SIP compliance across the ecosystem. Use whenever the user wants to create a skill from scratch, turn a workflow into a skill, edit or audit a skill, add SIP composability, or discuss skill architecture — including when they describe a repeatable workflow and say 'I wish this was automatic'. Triggers on: '/create-skill', 'make a skill', 'turn this into a skill', 'new skill', 'improve this skill', 'audit this skill'.