docs: sync README, CLAUDE.md, AGENTS.md with latest skill changes

- Add 93-tui-designer to all doc files and directory layouts
- Remove phantom 42-jamie-journal-editor (directory never existed)
- Update GTM directory names: 61-gtm-manager → 61-gtm-editor,
  62-gtm-guardian → 62-gtm-validator in CLAUDE.md layout
- Fix skill count: README 64→62, AGENTS.md 52→62
- Add .claude/commands/ slash command definitions
- Add SEO comprehensive audit gotcha notes (JHR, SLA)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.claude/commands/jamie-youtube-manager.md

@@ -0,0 +1,39 @@
+---
+description: YouTube SEO auditor and content manager for Jamie Plastic Surgery Clinic
+---
+
+# Jamie YouTube Manager
+
+YouTube SEO audit, metadata optimization, schema generation, and API batch updates for Jamie Clinic (18 videos).
+
+## Triggers
+- "YouTube SEO", "YT optimization"
+- "Jamie 유튜브", "영상 최적화"
+
+## API Scripts
+
+```bash
+cd ~/Project/our-claude-skills/custom-skills/43-jamie-youtube-manager/code/scripts
+source venv/bin/activate
+
+python jamie_youtube_api_test.py                    # Test connection
+python jamie_video_info.py https://youtu.be/ID -v   # Get video info
+python jamie_channel_status.py                       # Channel status
+python jamie_youtube_batch_update.py --dry-run       # Preview batch update
+python jamie_youtube_batch_update.py --execute       # Execute update
+```
+
+## Capabilities
+- Video SEO Audit (score /100): title, description, chapters, captions, schema readiness
+- Metadata Optimization: title formula `[시술명] + [핵심 베네핏] | 제이미성형외과`
+- Description Generation with timestamps, CTA, contact info, disclaimers
+- Chapter/Timestamp Generation from transcripts
+- VideoObject Schema (JSON-LD) with Clip schema for chapters
+- Shorts Optimization checklist
+- Batch metadata update via YouTube API
+
+## Medical Compliance
+- Educational explanations allowed; testimonials/guarantees prohibited
+- Required disclaimer: `※ 본 영상은 정보 제공 목적이며, 개인에 따라 결과가 다를 수 있습니다.`
+
+## i18n Priority: Korean (required) > English (high) > Japanese/Chinese (medium)