Update 01_deploy.md (#571)

docs/tutorials/hello-tye/01_deploy.md

@@ -8,7 +8,7 @@ Before we deploy, make sure you have the following ready...
 
 1. Installing [docker](https://docs.docker.com/install/) based on your operating system.
 
-2. A container registry. Docker by default will create a container registry on [DockerHub](https://hub.docker.com/). You could also use [Azure Container Registry](https://docs.microsoft.com/en-us/azure/aks/tutorial-kubernetes-prepare-acr) or another container registry of your choice.
+2. A container registry. Docker by default will create a container registry on [DockerHub](https://hub.docker.com/). You could also use [Azure Container Registry](https://docs.microsoft.com/en-us/azure/aks/tutorial-kubernetes-prepare-acr) or another container registry of your choice, like a [local registry](https://docs.docker.com/registry/deploying/#run-a-local-registry) for testing.
 
 3. A Kubernetes Cluster. There are many different options here, including:
     - [Azure Kubernetes Service](https://docs.microsoft.com/en-us/azure/aks/tutorial-kubernetes-deploy-cluster)