实现FIDC配置化风控与交易成本

crates/fidc-core/src/engine.rs

@@ -18,6 +18,7 @@ use crate::futures::{
 };
 use crate::metrics::{BacktestMetrics, compute_backtest_metrics};
 use crate::portfolio::{CashReceivable, HoldingSummary, PortfolioState};
+use crate::risk_control::FidcRiskDecisionAudit;
 use crate::rules::EquityRuleHooks;
 use crate::scheduler::{ScheduleRule, ScheduleStage, Scheduler, default_stage_time};
 use crate::strategy::{
@@ -88,6 +89,7 @@ pub struct BacktestResult {
     pub strategy_name: String,
     pub equity_curve: Vec<DailyEquityPoint>,
     pub benchmark_series: Vec<BenchmarkSnapshot>,
+    pub risk_decisions: Vec<FidcRiskDecisionAudit>,
     pub order_events: Vec<OrderEvent>,
     pub fills: Vec<FillEvent>,
     pub position_events: Vec<PositionEvent>,
@@ -1679,6 +1681,7 @@ where
                         .unwrap_or(true)
                 })
                 .collect(),
+            risk_decisions: Vec::new(),
             order_events: Vec::new(),
             fills: Vec::new(),
             position_events: Vec::new(),
@@ -2745,6 +2748,7 @@ where
             let day_fills = report.fill_events.clone();
             let broker_diagnostics = report.diagnostics.clone();
             self.extend_result(&mut result, report);
+            result.risk_decisions.extend(decision.risk_decisions);
 
             let benchmark =
                 self.data