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/ourdigital-ad-manager.md

@@ -0,0 +1,38 @@
+---
+description: Ad copywriting and keyword research for OurDigital marketing
+---
+
+# OurDigital Ad Manager
+
+Automated ad copywriting and keyword research. Activated with "ourdigital" keyword.
+
+## Triggers
+- "ourdigital ad copy", "ourdigital 광고 카피"
+- "ourdigital keyword", "ourdigital 키워드"
+
+## Scripts
+
+```bash
+# Generate Google Ads copy
+python code/scripts/generate_ads.py --product "SEO 컨설팅" --platform google --variations 3
+
+# Keyword research
+python code/scripts/keyword_research.py --seed "데이터 분석" --market korea
+
+# Bulk ad generation
+python code/scripts/generate_ads.py --input keywords.csv --platform naver --output ads.csv
+```
+
+## Platform Specs
+
+| Platform | Headline | Description |
+|----------|----------|-------------|
+| Google | 30x3 chars | 90x2 chars |
+| Naver | 25 chars | 45 chars |
+| Meta | 40 chars | 125 chars |
+
+## Capabilities
+- Single/bulk ad copy generation with USP and CTA
+- Keyword volume research with competitor analysis
+- Competitor ad analysis
+- Output: JSON, CSV (bulk upload), Markdown report