fix: align permission-gated UI actions

apps/admin/src/pages/Classrooms/index.tsx

@@ -25,6 +25,7 @@ import api from '../../api';
 import PermissionButton from '../../components/PermissionButton';
 import EditableCell from '../../components/EditableCell';
 import { message } from '../../ui/app-message';
+import { usePermission } from '../../hooks/usePermission';
 
 const statusMap: Record<string, { text: string; color: string }> = {
   available: { text: '可用', color: 'green' },
@@ -48,6 +49,7 @@ const typeColor: Record<string, string> = {
 };
 
 const ClassroomsPage: React.FC = () => {
+  const { hasPermission } = usePermission();
   const [data, setData] = useState<any[]>([]);
   const [loading, setLoading] = useState(false);
   const [modalOpen, setModalOpen] = useState(false);
@@ -402,27 +404,29 @@ const ClassroomsPage: React.FC = () => {
           >
             导出报表
           </PermissionButton>
-          <Upload
-            accept=".xlsx,.xls"
-            showUploadList={false}
-            customRequest={async ({ file, onSuccess, onError }: any) => {
-              const formData = new FormData();
-              formData.append('file', file);
-              try {
-                const res: any = await api.post('/classrooms/import', formData, {
-                  headers: { 'Content-Type': 'multipart/form-data' },
-                });
-                message.success(res.message);
-                onSuccess?.(res);
-                fetchData();
-              } catch (e: any) {
-                message.error(e?.message || '导入失败');
-                onError?.(e);
-              }
-            }}
-          >
-            <Button icon={<UploadOutlined />}>导入Excel</Button>
-          </Upload>
+          {hasPermission('classroom:create') ? (
+            <Upload
+              accept=".xlsx,.xls"
+              showUploadList={false}
+              customRequest={async ({ file, onSuccess, onError }: any) => {
+                const formData = new FormData();
+                formData.append('file', file);
+                try {
+                  const res: any = await api.post('/classrooms/import', formData, {
+                    headers: { 'Content-Type': 'multipart/form-data' },
+                  });
+                  message.success(res.message);
+                  onSuccess?.(res);
+                  fetchData();
+                } catch (e: any) {
+                  message.error(e?.message || '导入失败');
+                  onError?.(e);
+                }
+              }}
+            >
+              <Button icon={<UploadOutlined />}>导入Excel</Button>
+            </Upload>
+          ) : null}
           <PermissionButton
             permission="classroom:view"
             icon={<DownloadOutlined />}