实现报销费用政策与票据明细门禁（08-29-reimbursement-expense-policy-invoice-guard）

server/src/config.js

@@ -249,6 +249,7 @@ function getConfig() {
 
     budgetControlMode: process.env.BUDGET_CONTROL_MODE ?? "warn",
     budgetPrecheckEnabled: process.env.BUDGET_PRECHECK_ENABLED === "true",
+    reimbursementInvoiceGuardEnabled: process.env.REIMBURSEMENT_INVOICE_GUARD_ENABLED === "true",
     paymentBatchEnabled: process.env.PAYMENT_BATCH_ENABLED === "true",
     portalHomeEnabled: process.env.PORTAL_HOME_ENABLED === "true",
     globalSearchEnabled: process.env.GLOBAL_SEARCH_ENABLED === "true",