- Add OCR installation instructions for Windows (Poppler, Tesseract, PaddleOCR) - Add troubleshooting section for common OCR errors on Windows - Fix web.config.data-entry to use existingResponse="Auto" instead of "Replace" This allows FastAPI JSON error responses to pass through IIS unchanged - Update system requirements to recommend 16GB RAM for OCR workloads 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>