增强回测引擎第二版策略与快照层

crates/fidc-core/tests/core_rules.rs

@@ -23,6 +23,8 @@ fn candidate() -> CandidateEligibility {
         is_paused: false,
         allow_buy: true,
         allow_sell: true,
+        is_kcb: false,
+        is_one_yuan: false,
     }
 }