feat: integrate saas-metrics-coach, add finance commands, remove seek-and-analyze-video

- Integrate saas-metrics-coach into cs-financial-analyst agent with SaaS health
  and unit economics workflows
- Add /financial-health and /saas-health slash commands
- Add /update-docs repo command for post-creation sync pipeline
- Remove seek-and-analyze-video skill (requires paid external API)
- Update all documentation (CLAUDE.md, README.md, docs site, marketplace)
- Sync Codex CLI (150 skills), Gemini CLI (207 items), fix count consistency
- Regenerate 206 MkDocs pages, fix docs/index.md meta 170→171,
  getting-started.md finance bundle 1→2

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

.codex/skills-index.json

@@ -3,7 +3,7 @@
   "name": "claude-code-skills",
   "description": "Production-ready skill packages for AI agents - Marketing, Engineering, Product, C-Level, PM, and RA/QM",
   "repository": "https://github.com/alirezarezvani/claude-skills",
-  "total_skills": 151,
+  "total_skills": 150,
   "skills": [
     {
       "name": "contract-and-proposal-writer",
@@ -713,12 +713,6 @@
       "category": "marketing",
       "description": "When the user wants to implement, audit, or validate structured data (schema markup) on their website. Use when the user mentions 'structured data,' 'schema.org,' 'JSON-LD,' 'rich results,' 'rich snippets,' 'schema markup,' 'FAQ schema,' 'Product schema,' 'HowTo schema,' or 'structured data errors in Search Console.' Also use when someone asks why their content isn't showing rich results or wants to improve AI search visibility. NOT for general SEO audits (use seo-audit) or technical SEO crawl issues (use site-architecture)."
     },
-    {
-      "name": "seek-and-analyze-video",
-      "source": "../../marketing-skill/seek-and-analyze-video",
-      "category": "marketing",
-      "description": "Video intelligence and content analysis using Memories.ai LVMM. Discover videos on TikTok, YouTube, Instagram by topic or creator. Analyze video content, summarize meetings, build searchable knowledge bases across multiple videos. Use for video research, competitor content analysis, meeting notes, lecture summaries, or building video knowledge libraries."
-    },
     {
       "name": "seo-audit",
       "source": "../../marketing-skill/seo-audit",
@@ -939,7 +933,7 @@
       "description": "Financial analysis, valuation, and forecasting skills"
     },
     "marketing": {
-      "count": 43,
+      "count": 42,
       "source": "../../marketing-skill",
       "description": "Marketing, content, and demand generation skills"
     },

.codex/skills/seek-and-analyze-video

@@ -1 +0,0 @@
-../../marketing-skill/seek-and-analyze-video