refactor: permission

frontend/app/features/admin/DashboardPage.tsx

@@ -1,5 +1,5 @@
 import Icon from "../../components/common/Icon";
-import { useAuth } from "../../context/AuthContext";
+import { useAuth, usePermission } from "../../context/AuthContext";
 
 const TREND_VALUES = [38, 55, 44, 73, 61, 86, 78] as const;
 const TREND_LABELS = ["周一", "周二", "周三", "周四", "周五", "周六", "今天"] as const;
@@ -25,7 +25,7 @@ export function DashboardPage({
   onNavigate: (page: "scripts" | "schedules" | "system") => void;
 }) {
   const { user, currentWorkspace } = useAuth();
-  const isSystemAdmin = user?.is_system_admin ?? false;
+  const hasSystemView = usePermission("system:view");
   const notebookCount = Math.max(1, Math.round(scriptCount * 0.67));
   const pythonCount = Math.max(0, scriptCount - Math.round(scriptCount * 0.67));
 
@@ -92,7 +92,7 @@ export function DashboardPage({
           <Icon name="schedule" />
           调度配置
         </button>
-        {isSystemAdmin && (
+        {hasSystemView && (
           <button
             type="button"
             className="flex cursor-pointer items-center gap-2 rounded-[7px] border border-[#d8e4ef] bg-white px-[18px] py-[13px] text-[#346587]"