Features: - Go + CGO ONNX/OpenCV wrapper for high performance - SQLite (default) / MySQL database support - Optional Redis caching - JWT authentication system - Multiple captcha recognition APIs: - OCR text recognition - Slider captcha matching - Image similarity comparison - Rotation captcha detection - Object detection - React frontend with install wizard - Docker and docker-compose support - Gitea CI/CD pipeline Project structure: - cmd/server: Main entry point - internal/: Core business logic - pkg/onnx: ONNX Runtime CGO wrapper - pkg/opencv: OpenCV CGO wrapper - web/: React frontend - deploy/: Deployment configs - scripts/: Utility scripts