- Add /api/skills/:id/content support in dashboard API routes and client exports for skill content types
- Extend the skills adapter with readSkillContent() to read SKILL.md and list supplementary files while handling invalid and missing skills
- Update SkillsView with expandable skill detail panels, lazy content loading, and loading/error/empty states without interfering with enable toggles
- Add comprehensive SkillsView, mobile CSS, and skills-adapter tests covering interaction flows and content parsing