chore: playground mutilmodel input

src/pages/usage/index.tsx

@@ -0,0 +1,20 @@
+import { PageContainer } from '@ant-design/pro-components';
+import { Spin } from 'antd';
+import { memo, useState } from 'react';
+import DashboardInner from './components/dahboard-inner';
+
+const Dashboard: React.FC = () => {
+  const [loading, setLoading] = useState(false);
+
+  return (
+    <>
+      <PageContainer ghost extra={[]}>
+        <Spin spinning={loading}>
+          <DashboardInner setLoading={setLoading} />
+        </Spin>
+      </PageContainer>
+    </>
+  );
+};
+
+export default memo(Dashboard);