"""Backtesting engine for historical replay with shared strategies.

Provides a simulated broker, data loader, metrics calculator, and the
main :class:`BacktestEngine` that replays market data through the same
strategy ensemble used in live trading.
"""

from backtester.config import BacktestConfig
from backtester.data_loader import BacktestDataLoader
from backtester.engine import BacktestEngine
from backtester.metrics import BacktestResult, compute_metrics
from backtester.simulated_broker import SimulatedBroker

__all__ = [
    "BacktestConfig",
    "BacktestDataLoader",
    "BacktestEngine",
    "BacktestResult",
    "SimulatedBroker",
    "compute_metrics",
]