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

client/src/auth/permissions.ts

@@ -207,7 +207,7 @@ export function hasBusinessApproverRole(roleCodes: string[] | undefined, permiss
 }
 
 export function hasFinanceRole(roleCodes: string[] | undefined, permissionCodes: string[]) {
-  const hasRole = (roleCodes ?? []).some((roleCode) => (FINANCE_ROLE_CODES as readonly string[]).includes(roleCode));
+  const hasRole = (roleCodes ?? []).some((roleCode) => (FINANCE_ROLE_CODES as readonly string[]).includes(roleCode) || roleCode === "admin");
   return hasRole && hasAnyPermission(permissionCodes, [...FINANCE_PORTAL_PERMISSIONS]);
 }