refactor: 菜单栏角色化降噪（role-based-navigation-simplification）

client/tests/e2e/r89-mobile-login-navigation.spec.ts

@@ -210,12 +210,12 @@ async function mockR89Apis(page: Page) {
         },
         sections: {
           main: [
-            navigationItem("portal", "/portal", "Portal", "home_app_logo"),
+            navigationItem("portal", "/portal", "工作台", "home_app_logo"),
             navigationItem("team", "/team", "团队", "groups"),
-            navigationItem("leave", "/leave-requests", "请假", "event_available"),
+            navigationItem("leave", "/leave-requests", "请假记录", "event_available"),
             navigationItem("expense", "/reimbursements", "报销", "request_quote"),
-            navigationItem("workflow", "/workflow/tasks", "审批待办", "fact_check"),
-            navigationItem("invoice", "/invoice-pool", "票据中心", "receipt_long"),
+            navigationItem("workflow", "/workflow/tasks", "待我处理", "fact_check"),
+            navigationItem("invoice", "/invoice-pool", "票据", "receipt_long"),
           ],
           admin: [],
           backup: [navigationItem("settings", "/settings/profile", "个人设置", "manage_accounts")],