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- Add docstring to analyze_single_patent explaining the PDF prerequisite - Raise FileNotFoundError with helpful message when PDF is missing - Add patent PDF storage section to README with Docker volume mount example - Commit frontend/package-lock.json for reproducible builds Closes leeworks-agents/SPARC#15 Closes leeworks-agents/SPARC#17 Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>