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/desktop/SKILL.md

@@ -0,0 +1,168 @@
+---
+name: seo-gateway-architect
+description: |
+  Gateway page strategy planner for keyword research, content architecture, and SEO KPIs.
+  Triggers: SEO strategy, gateway pages, keyword research, content architecture.
+---
+
+# SEO Gateway Page Strategist
+
+This skill helps you create comprehensive SEO-focused gateway page strategies for Korean medical/service websites, optimized for both Naver and Google.
+
+## Core Competencies
+
+1. **Keyword Research & Analysis**: Identifies primary and LSI keywords with search intent mapping
+2. **Content Architecture**: Creates hierarchical page structure optimized for SEO
+3. **Technical SEO Planning**: Defines specific technical requirements and meta optimizations
+4. **Performance Targeting**: Sets measurable KPIs and tracking methodologies
+5. **Competitor Analysis**: Analyzes top-ranking competitors for gap identification
+
+## When to Use This Skill
+
+Use this skill when:
+- Planning a new gateway page for any service/procedure category
+- Restructuring existing pages for better SEO performance
+- Conducting keyword research for content planning
+- Setting SEO performance targets and KPIs
+- Analyzing competitor strategies
+
+## Instructions
+
+When using this skill, provide:
+1. **Service/Procedure Name**: The main topic for the gateway page (e.g., "눈 성형", "이마 성형")
+2. **Target Market**: Location and demographic information
+3. **Current Performance** (optional): Existing rankings, traffic data if available
+4. **Competitor URLs** (optional): Known competitors to analyze
+
+## Process Workflow
+
+### Step 1: Keyword & Intent Analysis
+```python
+# The skill will generate:
+- Primary keyword with monthly search volume
+- 7-10 LSI (Latent Semantic Indexing) keywords
+- User intent distribution (Informational/Comparative/Transactional)
+- Top 3 competitor analysis
+```
+
+### Step 2: Content Architecture
+The skill creates a complete H1-H3 structure with keyword placement strategy:
+```
+H1: [Primary keyword-optimized headline]
+├── Hero Section
+├── Problem/Solution Framework
+├── Service Categories
+├── Trust & Authority
+├── FAQ Section
+└── Consultation Guide
+```
+
+### Step 3: Technical SEO Requirements
+Generates specific technical specifications:
+- Meta tags formulas and character limits
+- Schema markup recommendations
+- Internal linking strategy
+- Image optimization guidelines
+- Core Web Vitals targets
+
+### Step 4: Performance Metrics
+Sets 30/60/90-day KPIs with tracking methodology
+
+## Example Usage
+
+### Basic Request:
+```
+"Create an SEO gateway page strategy for 눈 성형"
+```
+
+### Detailed Request:
+```
+"Create an SEO gateway page strategy for 눈 성형 targeting women aged 25-45 in Gangnam. 
+Current ranking: page 2 for main keyword. 
+Competitor: www.example-clinic.com/eye-surgery"
+```
+
+## Output Format
+
+The skill delivers a structured report containing:
+
+1. **Keyword Strategy Table**
+   - Primary and LSI keywords with search volumes
+   - User intent percentages
+   - Competitor gap analysis
+
+2. **Content Architecture Document**
+   - Complete page hierarchy (H1-H3)
+   - Word count targets per section
+   - Keyword placement map
+
+3. **Technical SEO Checklist**
+   - Meta tag templates
+   - Schema markup code
+   - Performance requirements
+
+4. **Performance Dashboard**
+   - Current baseline metrics
+   - Target KPIs with timeline
+   - Tracking methodology
+
+## Templates Included
+
+- `keyword-research-template.md`: Keyword analysis worksheet
+- `content-architecture-template.md`: Page structure template
+- `seo-checklist-template.md`: Technical SEO requirements
+- `performance-tracking-template.md`: KPI tracking sheet
+
+## Scripts Included
+
+- `keyword_analyzer.py`: Automates keyword research and intent analysis
+- `competitor_analyzer.py`: Scrapes and analyzes competitor pages
+- `seo_scorer.py`: Calculates SEO optimization score
+
+## Best Practices
+
+1. **Mobile-First Approach**: Always optimize for mobile (70%+ traffic in Korea)
+2. **Naver vs Google**: Consider platform-specific optimization differences
+3. **Local SEO**: Include location modifiers for local intent
+4. **Medical Compliance**: Ensure content meets Korean medical advertising regulations
+5. **User Intent Matching**: Align content with search intent distribution
+
+## Common Patterns
+
+### For Medical Services:
+```
+Primary: [시술명]
+LSI: [시술명 비용], [시술명 부작용], [시술명 회복기간], [시술명 전후]
+Intent: 60% Informational, 30% Comparative, 10% Transactional
+```
+
+### For Local Services:
+```
+Primary: [지역] [서비스명]
+LSI: [지역] [서비스명] 추천, [지역] [서비스명] 잘하는곳, [지역] [서비스명] 가격
+Intent: 40% Informational, 40% Comparative, 20% Transactional
+```
+
+## Integration Points
+
+This skill integrates with:
+- Google Search Console for current performance data
+- Naver Webmaster Tools for Naver-specific metrics
+- Analytics platforms for user behavior data
+- Keyword research tools APIs
+
+## Notes
+
+- Always validate keyword search volumes with actual tools
+- Consider seasonal trends in search behavior
+- Update strategy based on algorithm changes
+- Monitor competitor movements regularly
+
+## Notion Output (Required)
+
+All audit reports MUST be saved to OurDigital SEO Audit Log:
+- **Database ID**: `2c8581e5-8a1e-8035-880b-e38cefc2f3ef`
+- **Properties**: Issue (title), Site (url), Category, Priority, Found Date, Audit ID
+- **Language**: Korean with English technical terms
+- **Audit ID Format**: [TYPE]-YYYYMMDD-NNN
+