Document the new Skills system introduced in recent commits:
- docs/architecture.md: Add Skills System section with discovery
priority, embedded skills, script extraction, and key types
- docs/skills.md: New comprehensive guide covering SKILL.md format,
discovery priority, embedded skills, research skill usage, and
troubleshooting
- README.md: Update Agent Skills section with correct priority order,
add embedded skills info, research skill usage, and link to Skills
Guide in Documentation Map
- AGENTS.md: Add skill creation to Adding Features, skill extraction
to Dangerous Code Paths, and new Skills System Entry Points section
All documentation links validated - no broken links or orphan files.
Agent: lamport
74c2671e1b