Restructure skill numbering: SEO 11-30, GTM 60-69, reserve 19-28 for future skills

Renumber 12 existing skills to new ranges:
- SEO: 11→13, 12→18, 13→16, 14→17, 15→14, 16→15, 17→29, 18→30, 19→12
- GTM: 20→60, 21→61, 22→62

Update cross-references in gateway architect/builder skills, GTM guardian
README, CLAUDE.md (skill tables + directory layout), and AGENTS.md
(domain routing ranges).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

custom-skills/29-seo-gateway-architect/code/CLAUDE.md

@@ -0,0 +1,100 @@
+# CLAUDE.md
+
+## Overview
+
+SEO gateway page strategist for Korean medical/service websites. Creates keyword strategies, content architecture, and technical SEO plans.
+
+## Quick Start
+
+```bash
+pip install -r scripts/requirements.txt
+
+# Keyword analysis
+python scripts/keyword_analyzer.py --topic "눈 성형" --market "강남"
+```
+
+## Scripts
+
+| Script | Purpose |
+|--------|---------|
+| `keyword_analyzer.py` | Analyze keywords, search volume, competitor gaps |
+
+## Keyword Analyzer
+
+```bash
+# Basic analysis
+python scripts/keyword_analyzer.py --topic "눈 성형"
+
+# With location targeting
+python scripts/keyword_analyzer.py --topic "눈 성형" --market "강남" --output strategy.json
+
+# Competitor analysis
+python scripts/keyword_analyzer.py --topic "눈 성형" --competitors url1,url2
+```
+
+## Output
+
+Generates strategic document with:
+- Primary keyword + monthly search volume
+- LSI keywords (7-10)
+- User intent distribution
+- Competitor gap analysis
+- Content architecture (H1-H3 structure)
+- Technical SEO checklist
+
+## Templates
+
+See `templates/` for:
+- `keyword-research-template.md`
+- `content-architecture-template.md`
+- `seo-checklist-template.md`
+
+## Workflow
+
+1. Run keyword analyzer for target topic
+2. Review search volume and intent data
+3. Use output to plan content architecture
+4. Hand off to `30-seo-gateway-builder` for content generation
+
+## Configuration
+
+```bash
+# Optional: API keys for enhanced data
+GOOGLE_API_KEY=xxx
+NAVER_API_KEY=xxx
+```
+
+## Notion Output (Required)
+
+**IMPORTANT**: All audit reports MUST be saved to the OurDigital SEO Audit Log database.
+
+### Database Configuration
+
+| Field | Value |
+|-------|-------|
+| Database ID | `2c8581e5-8a1e-8035-880b-e38cefc2f3ef` |
+| URL | https://www.notion.so/dintelligence/2c8581e58a1e8035880be38cefc2f3ef |
+
+### Required Properties
+
+| Property | Type | Description |
+|----------|------|-------------|
+| Issue | Title | Report title (Korean + date) |
+| Site | URL | Audited website URL |
+| Category | Select | Technical SEO, On-page SEO, Performance, Schema/Structured Data, Sitemap, Robots.txt, Content, Local SEO |
+| Priority | Select | Critical, High, Medium, Low |
+| Found Date | Date | Audit date (YYYY-MM-DD) |
+| Audit ID | Rich Text | Format: [TYPE]-YYYYMMDD-NNN |
+
+### Language Guidelines
+
+- Report content in Korean (한국어)
+- Keep technical English terms as-is (e.g., SEO Audit, Core Web Vitals, Schema Markup)
+- URLs and code remain unchanged
+
+### Example MCP Call
+
+```bash
+mcp-cli call notion/API-post-page '{"parent": {"database_id": "2c8581e5-8a1e-8035-880b-e38cefc2f3ef"}, "properties": {...}}'
+```
+