- Add cleanSubtitleToTranscript utility to strip SRT formatting, timestamps, and HTML tags
- Implement downloadTranscript function using yt-dlp with subtitle cleaning
- Add download_transcript MCP tool with language support (defaults to English)
- Include comprehensive tests for both utility and download functionality
- Update README documentation with tool description and usage examples
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Co-Authored-By: Claude <noreply@anthropic.com>