$env:ACR_REGISTRY = {{YOUR_REGISTRY_NAME}}
$env:ACR_NAMESPACE = "app1"
$env:ACR_IMAGE_NAME = "kube-nginx-acr"
$env:ACR_IMAGE_TAG = "v1"
# PRINT (SAME AS echo)
Write-Host "$($env:ACR_REGISTRY), $($env:ACR_NAMESPACE), $($env:ACR_IMAGE_NAME), $($env:ACR_IMAGE_TAG)"
https://github.com/stacksimplify/azure-aks-kubernetes-masterclass/tree/master/18-Azure-Container-Registry-ACR/18-01-ACR-attach-to-AKS#build-test-locally-tag-and-push-to-acr