15-task plan covering Phase 1 (seal GPU→CPU roundtrips in training loop), Phase 2 (vectorized GPU backtest environment for hyperopt), and Phase 3 (general GPU backtester integration). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
15-task plan covering Phase 1 (seal GPU→CPU roundtrips in training loop), Phase 2 (vectorized GPU backtest environment for hyperopt), and Phase 3 (general GPU backtester integration). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>