Hello Node Kubernetes Codelab

The goal of this codelab is for you to turn your code (a simple Hello World node.js app here) into a replicated application running on Kubernetes. We will show you how to take code that you have developed on your machine, turn it into a Docker container image, and then run that image on Google Kubernetes Engine. Here's a diagram of the various parts in play in this codelab to help you understand h