+===========================================================================+ | FRONTEND (React) | | | | +-------------+ +-------------+ +-------------+ +-----------------+ | | | DropZone | | Progress | | Export | | Settings/History| | | | Component | | Display | | Options | | Panels | | | +------+------+ +------+------+ +------+------+ +--------+--------+ | | | | | | | | +----------------+----------------+------------------+ | | | | | React Query + Hooks | | | | | Axios API Client | +====================================|======================================+ | HTTP/REST +====================================|======================================+ | BACKEND (Flask) | | | | | +----------------------------------------------------------------+ | | | API Routes | | | | /convert | /settings | /history | /export | | | +-------------------------------+--------------------------------+ | | | | | +----------------------------------------------------------------+ | | | Services | | | | Converter | FileManager | History | Settings | | | +-------------------------------+--------------------------------+ | | | | | +----------------------------------------------------------------+ | | | Job Queue (Threading) | | | | Sequential processing with max 2 concurrent jobs | | | +-------------------------------+--------------------------------+ | | | | | +----------------------------------------------------------------+ | | | Docling | | | | DocumentConverter | OCR | Tables | Images | Chunking | | | +----------------------------------------------------------------+ | | | | +--------------------+ +--------------------+ | | | SQLite (History) | | File System | | | | | | uploads/outputs | | | +--------------------+ +--------------------+ | +===========================================================================+