Capture REST/WS/SSE errors in Sentry, emit structured pino logs with correlation IDs, and trace the book-tick pipeline to Sentry via OpenTelemetry. Co-authored-by: Cursor <cursoragent@cursor.com>
Real-time BTC cross-exchange arbitrage detection (Kraken, Bybit, OKX, Binance) with React dashboard, GitHub Actions CI, and documented Fly.io deploy workflow. Co-authored-by: Cursor <cursoragent@cursor.com>