- fix(trading_engine): replace Prometheus panic! with graceful registration
- fix(trading_service): implement partial fill matching in order book
- feat(trading_service): replace feature extraction stub with real 51-dim pipeline
- feat(trading_service): wire RiskEngine with real VaR calculator
- fix(api_gateway): implement real ML prediction proxy
- feat(data_acquisition): implement DBN data downloader
- feat(data): wire DBN uploader with MinIO integration
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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