refactor: Reorganize skill numbering and update documentation

Skill Numbering Changes:
- 01-03: OurDigital core (was 30-32)
- 31-32: Notion tools (was 01-02)
- 99_archive: Renamed from _archive for sorting

New Files:
- AGENTS.md: Claude Code agent routing guide
- requirements.txt for 00-claude-code-setting, 32-notion-writer, 43-jamie-youtube-manager

Documentation Updates:
- CLAUDE.md: Updated skill inventory (23 skills)
- AUDIT_REPORT.md: Current completion status (91%)
- Archived REFACTORING_PLAN.md (most tasks complete)

Removed:
- ga-agent-skills/ (moved to separate repo ~/Project/dintel-ga4-agent)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

custom-skills/99_archive/seo-audit-agent/templates/schema_templates/article.json

@@ -0,0 +1,32 @@
+{
+  "@context": "https://schema.org",
+  "@type": "{{article_type}}",
+  "headline": "{{headline}}",
+  "description": "{{description}}",
+  "image": [
+    "{{image_url_1}}",
+    "{{image_url_2}}"
+  ],
+  "datePublished": "{{date_published}}",
+  "dateModified": "{{date_modified}}",
+  "author": {
+    "@type": "Person",
+    "name": "{{author_name}}",
+    "url": "{{author_url}}"
+  },
+  "publisher": {
+    "@type": "Organization",
+    "name": "{{publisher_name}}",
+    "logo": {
+      "@type": "ImageObject",
+      "url": "{{publisher_logo_url}}"
+    }
+  },
+  "mainEntityOfPage": {
+    "@type": "WebPage",
+    "@id": "{{page_url}}"
+  },
+  "articleSection": "{{section}}",
+  "wordCount": "{{word_count}}",
+  "keywords": "{{keywords}}"
+}