feat(clusters): warn about K8s version requirement on registration

src/pages/cluster-management/components/add-worker/k8s-run-command.tsx

@@ -1,3 +1,5 @@
+import { ExclamationCircleFilled } from '@ant-design/icons';
+import { AlertBlockInfo } from '@gpustack/core-ui';
 import { useIntl } from '@umijs/max';
 import { Typography } from 'antd';
 import RegisterClusterInner from '../register-cluster-inner';
@@ -34,6 +36,14 @@ const K8sRunCommand: React.FC<AddWorkerStepProps> = ({ disabled }) => {
           id: 'clusters.create.addCommand.k8s.tips'
         })}
       </Typography.Paragraph>
+      <AlertBlockInfo
+        type="warning"
+        style={{ marginBottom: 8 }}
+        icon={<ExclamationCircleFilled />}
+        message={intl.formatMessage({
+          id: 'clusters.create.addCommand.k8s.version.warning'
+        })}
+      ></AlertBlockInfo>
       <RegisterClusterInner
         registrationInfo={registrationInfo}
         currentGPU={currentGPU}