Release v1.9.0: Add video-comparer skill and enhance transcript-fixer

## New Skill: video-comparer v1.0.0
- Compare original and compressed videos with interactive HTML reports
- Calculate quality metrics (PSNR, SSIM) for compression analysis
- Generate frame-by-frame visual comparisons (slider, side-by-side, grid)
- Extract video metadata (codec, resolution, bitrate, duration)
- Multi-platform FFmpeg support with security features

## transcript-fixer Enhancements
- Add async AI processor for parallel processing
- Add connection pool management for database operations
- Add concurrency manager and rate limiter
- Add audit log retention and database migrations
- Add health check and metrics monitoring
- Add comprehensive test suite (8 new test files)
- Enhance security with domain and path validators

## Marketplace Updates
- Update marketplace version from 1.8.0 to 1.9.0
- Update skills count from 15 to 16
- Update documentation (README.md, CLAUDE.md, CHANGELOG.md)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

.claude-plugin/marketplace.json

@@ -5,8 +5,8 @@
     "email": "daymadev89@gmail.com"
   },
   "metadata": {
-    "description": "Professional Claude Code skills for GitHub operations, document conversion, diagram generation, statusline customization, Teams communication, repomix utilities, skill creation, CLI demo generation, LLM icon access, Cloudflare troubleshooting, UI design system extraction, professional presentation creation, YouTube video downloading, secure repomix packaging, and ASR transcription correction",
-    "version": "1.8.0",
+    "description": "Professional Claude Code skills for GitHub operations, document conversion, diagram generation, statusline customization, Teams communication, repomix utilities, skill creation, CLI demo generation, LLM icon access, Cloudflare troubleshooting, UI design system extraction, professional presentation creation, YouTube video downloading, secure repomix packaging, ASR transcription correction, and video comparison quality analysis",
+    "version": "1.9.0",
     "homepage": "https://github.com/daymade/claude-code-skills"
   },
   "plugins": [
@@ -159,6 +159,16 @@
       "category": "productivity",
       "keywords": ["transcription", "asr", "stt", "speech-to-text", "correction", "ai", "meeting-notes", "nlp"],
       "skills": ["./transcript-fixer"]
+    },
+    {
+      "name": "video-comparer",
+      "description": "Compare two videos and generate interactive HTML reports with quality metrics (PSNR, SSIM) and frame-by-frame visual comparisons. Use when analyzing compression results, evaluating codec performance, or assessing video quality differences",
+      "source": "./",
+      "strict": false,
+      "version": "1.0.0",
+      "category": "media",
+      "keywords": ["video", "comparison", "quality-analysis", "psnr", "ssim", "compression", "ffmpeg", "codec"],
+      "skills": ["./video-comparer"]
     }
   ]
 }