code: func DefaultClusterConfig() ClusterConfig {
  	return &ClusterConfigV3{
  		Kind:    KindClusterConfig,
  		Version: V3,
  		Metadata: Metadata{
  			Name:      MetaNameClusterConfig,
  			Namespace: defaults.Namespace,
  		},
  		Spec: ClusterConfigSpecV3{
  			SessionRecording:    RecordAtNode,
  			ProxyChecksHostKeys: HostKeyCheckYes,
  			KeepAliveInterval:   NewDuration(defaults.KeepAliveInterval),
  			KeepAliveCountMax:   int64(defaults.KeepAliveCountMax),
  		},
  	}
  }
docs: // DefaultClusterConfig is used as the default cluster configuration when
  // one is not specified (record at node).