Create README.md

Author: balis

cloud/README.md

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+## Run on AWS EKS with AWS Academy
+Create a new cluster using command:
+
+```eksctl create cluster -f eks-aws-academy.yaml```
+
+**Notes:** 
+- You need to change `instanceRoleARN` (in two places) and `serviceRoleARN`
+- Make sure [`persistence`](https://github.com/hyperflow-wms/hyperflow-k8s-deployment/blob/c48e87bb61a5f92bb178dd53ba59ecbccc74fa06/charts/hyperflow-ops/values.yaml#L21) of the NFS provisioner is disabled (otherwise the provisioner will not start)
+
+To experiment with different configurations, you might change the flavor and/or the number of nodes in the `HfWorkerNodes` group.