Write or update a skill (SKILL.md and supporting files) to match host structure and best practices. Use when user says create skill, write skill, update SKIL...
- Revised SKILL.md to align with updated host structure and best practices. - Expanded and reorganized section on skill folder layout, naming, and composability. - Updated frontmatter table and field descriptions for accuracy and specificity. - Added guidance for progressive disclosure, error handling, and reference files. - Clarified and expanded instructions on body section order and content style. - No changes to code or functionality.