feat(G1,P16A,P16B): 收口主数据核心与节假日日历增强

client/src/api/featureFlags.ts

@@ -1,6 +1,6 @@
 import { apiRequestData } from "./http";
 
-export type FeatureFlagKey = "erp_sync" | "invoice_verification";
+export type FeatureFlagKey = "erp_sync" | "invoice_verification" | "leave_holiday_calendar";
 export type FeatureFlagOverrideMode = "inherit" | "force_on" | "force_off";
 export type FeatureFlagRolloutType = "global" | "department_allowlist";