统一菜单命名并移除剩余台账工具（05-31-unified-menu-remove-ledger-tools-wave2）

client/src/components/GlobalSearchDialog.tsx

@@ -28,7 +28,7 @@ function entityLabel(entityType: string) {
   if (entityType === "travel_request") return "差旅";
   if (entityType === "asset") return "资产";
   if (entityType === "project") return "项目";
-  if (entityType === "contract_registry") return "合同台账";
+  if (entityType === "contract_registry") return "合同";
   if (entityType === "confidential_doc_ref") return "资料引用";
   return entityType;
 }

client/src/components/navigation/NavLinks.tsx

@@ -29,8 +29,8 @@ export const NAV_ITEMS: NavItem[] = [
   { to: "/projects", label: "项目", icon: "workspaces", anyOf: ["project.view_own", "project.view_all", "project.manage"] },
   { to: "/system/settings", label: "管理", icon: "settings", anyOf: ["system.settings", "system.users", "masterdata.manage", "notification.channel.manage", "integration.manage", "system.audit.view"] },
   { to: "/workflow/tasks", label: "待我处理", icon: "fact_check", anyOf: ["expense.approve", "leave.approve", "attendance.approve", "procurement.approve", "travel.approve"] },
-  { to: "/contracts-registry", label: "合同台账", icon: "description", anyOf: ["project.view_all", "project.manage", "system.settings"] },
-  { to: "/purchase-requests", label: "采购申请", icon: "shopping_cart", anyOf: ["procurement.create", "procurement.view_own", "procurement.view_all", "procurement.manage"] },
+  { to: "/contracts-registry", label: "合同", icon: "description", anyOf: ["project.view_all", "project.manage", "system.settings"] },
+  { to: "/purchase-requests", label: "采购", icon: "shopping_cart", anyOf: ["procurement.create", "procurement.view_own", "procurement.view_all", "procurement.manage"] },
   { to: "/travel-requests", label: "差旅申请", icon: "flight", anyOf: ["travel.view_all", "travel.manage", "travel.payment.manage"] },
   { to: "/budgets", label: "预算管理", icon: "account_balance", anyOf: ["budget.view", "budget.manage"] },
   { to: "/payment-batches", label: "付款", icon: "payments", anyOf: ["payment.batch.manage", "risk.review.manage"] },
@@ -43,7 +43,7 @@ export const NAV_ITEMS: NavItem[] = [
 const ACCESSIBLE_LABELS: Record<string, string> = {
   "/reimbursements": "我的报销",
   "/workflow/tasks": "待我处理",
-  "/assets": "资产台账",
+  "/assets": "资产",
 };
 
 const MANAGEMENT_ACTIVE_PATHS = [