Prepare the simple microservices program. In order to push and pull your microservices, please register to Docker hub (https://hub.docker.com/) to create your free Docker ID in advance.
If you push the Docker image to Docker hub, it will be public; anyone can pull your image. Therefore, don't put any confidential information into the image.
Once you successfully log in to your Docker ID, you will be redirected to your Dashboard page as follows:
After logging in to Docker hub