- Cross-exchange backtesting (Pro)
- Dict universe format (provider-based symbol resolution)
- Exogenous data support (register_exo + exo() expressions)
- Provider-based data layout (binance/1h/TICKER.arrow)
- Preload fix for provider layout
- Exo column resampling for multi-resolution
- Pro gate for cross-exchange (clean exit)
- ATR/ADX rolling SMA fix
- Precise mode hybrid fills
