PaperBroker: simulated fills with configurable slippage and commission. PnLTracker: rolling Sharpe ratio (252-day window), max drawdown, cumulative return. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
PaperBroker: simulated fills with configurable slippage and commission. PnLTracker: rolling Sharpe ratio (252-day window), max drawdown, cumulative return. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>