Add Sharpe/Win% columns to training list table, financial summary lines (Sharpe, Sortino, Win Rate, Max DD, PF, Return, Avg, Trades) to the detail overview, action distribution (BUY/SELL/HOLD %) to current metrics, and four new sparklines (Sharpe, Win Rate, Max DD, Total Return) to the Metrics sub-tab. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>