Add pre-reqs to setup steps
Minimum Kubernetes version (`cert-manager` requirement) was not noted.
@@ -41,6 +41,13 @@ Curious to see how it all works? Check out our [control flow diagrams](/docs/how
Ready to quickly deploy the latest version of Azure Service Operator on your Kubernetes cluster and start exploring? Follow these steps.
+0. Before starting, you must have a Kubernetes cluster (at least version 1.16) [created and running](https://kubernetes.io/docs/tutorials/kubernetes-basics/create-cluster/). Check your connection and version with:
+
+ ```console
+ $ kubectl version
+ Client Version: version.Info{Major:"1", Minor:"19", GitVersion:"v1.19.2", GitCommit:"f5743093fd1c663cb0cbc89748f730662345d44d", GitTreeState:"clean", BuildDate:"2020-09-16T13:41:02Z", GoVersion:"go1.15", Compiler:"gc", Platform:"linux/amd64"}
+ Server Version: version.Info{Major:"1", Minor:"18", GitVersion:"v1.18.2", GitCommit:"52c56ce7a8272c798dbc29846288d7cd9fbae032", GitTreeState:"clean", BuildDate:"2020-04-30T20:19:45Z", GoVersion:"go1.13.9", Compiler:"gc", Platform:"linux/amd64"}
+ ```
1. Install [cert-manager](https://cert-manager.io/docs/installation/kubernetes/) on the cluster using the following command.
