fix(ui): 我的账号列表按钮进 Card 右上角、补刷新、删平台列（走查 P1-#3/#6）

web/src/components/accounts/AccountManagementList.tsx

@@ -18,17 +18,15 @@ import {
   Typography,
   message,
 } from 'antd';
-import { PlusOutlined } from '@ant-design/icons';
+import { PlusOutlined, ReloadOutlined } from '@ant-design/icons';
 import type { ColumnsType } from 'antd/es/table';
 import { remove, creatorUpdate, creatorGet } from '@/services/api';
 import { conflictMessage, dateTime } from '@/utils/helpers';
-import { usePageActions } from '@/components/PageActions';
 
 // 仅用 antd 默认组件：Table/Tag/Modal/Popconfirm/Select(tags)。
 interface Row {
   id: string;
   name: string;
-  platform: string;
   platform_account_key: string;
   tags?: string[];
   runtime_status?: string;
@@ -117,7 +115,6 @@ export default function AccountManagementList() {
         </div>
       ),
     },
-    { title: '平台', dataIndex: 'platform', render: () => '抖音' },
     {
       title: '作品数据',
       dataIndex: 'work_count',
@@ -176,17 +173,17 @@ export default function AccountManagementList() {
     },
   ];
 
-  usePageActions(
-    <Button type="primary" icon={<PlusOutlined />} onClick={() => history.push('/accounts/new')}>
-      创建账号
-    </Button>,
-  );
-
   return (
     <Card variant="outlined">
       {contextHolder}
       <Flex justify="space-between" align="center" style={{ marginBottom: 16 }}>
         <Typography.Text type="secondary">共 {rows.length} 个自有账号</Typography.Text>
+        <Space>
+          <Button icon={<ReloadOutlined />} onClick={load} disabled={pending} aria-label="刷新" />
+          <Button type="primary" icon={<PlusOutlined />} onClick={() => history.push('/accounts/new')}>
+            创建账号
+          </Button>
+        </Space>
       </Flex>
       {error ? (
         <Alert type="error" showIcon style={{ marginBottom: 16 }} title={error.message} action={<Button size="small" onClick={load}>重试</Button>} />