Pulls historical K-lines, runs a parameterized strategy, and computes performance metrics. Three built-in strategies: SMA Cross, RSI, MACD.
SDK APIs used: request_history_kline() (paginated), get_history_kl_quota()
Metrics: Total Return, Sharpe Ratio, Max Drawdown, Win Rate
Risk: None — read-only, no order placement.
python3 examples/64_backtesting/main.py