🔗 API Endpoints
POST /api/upload-pdf - Upload PDF with OCR extraction and get S3 link
POST /api/process-pdf - Process PDF with OCR extraction and options
POST /api/ocr-extract - Extract OCR data only (no Word document)
POST /api/cleanup-temp - Clean up temporary files
GET /api/health - Health check
GET /api/s3-test - Test S3 connection