Merge pull request #261 from fabriziopandini/update-readme

📖 Update default behavior for kubernetesVersion field in the readme

Author: k8s-ci-robot

README.md

@@ -136,6 +136,7 @@ CABPK will fill in some values if they are left empty with sensible defaults:
 
 | `KubeadmConfig` field                           | Default                                                      |
 | ----------------------------------------------- | ------------------------------------------------------------ |
+| `clusterConfiguration.KubernetesVersion`        | `Machine.Spec.Version` [1]                                     |
 | `clusterConfiguration.clusterName`              | `Cluster.metadata.name`                                      |
 | `clusterConfiguration.controlPlaneEndpoint`     | `Cluster.status.apiEndpoints[0]` |
 | `clusterConfiguration.networking.dnsDomain` | `Cluster.spec.clusterNetwork.serviceDomain`              |
@@ -145,6 +146,9 @@ CABPK will fill in some values if they are left empty with sensible defaults:
 
 > IMPORTANT! overriding above defaults could lead to broken Clusters.
 
+[1] if both `clusterConfiguration.KubernetesVersion` and `Machine.Spec.Version` are empty, the latest Kubernetes
+version will be installed (as defined by the default kubeadm behavior). 
+
 #### Examples
 Valid combinations of configuration objects are:
 - at least one of `InitConfiguration` and `ClusterConfiguration` for the first control plane node only