- strategies/shared/factors/momentum.py: MomentumFactor/TrendFactor/ReversalFactor/VolatilityFactor - strategies/shared/signals/selectors.py: TopNSelector/TrendFollower/ReversalTrader - strategies/shared/risk/controls.py: StopLossControl/PositionLimitControl/PremiumControl - strategies/shared/__init__.py: 统一入口导出所有定制组件