This lab mainly uses Alibaba Cloud Elastic Container Instance (ECI) to describe its basic usage. ECI is an agile and secure serverless container instance service. It allows you to run containers without managing servers. With it, you only need to provide container images to get started and pay for the resources that have been consumed by the containers In addition, a serverless Kubernetes cluster is created by using Container Service (CS) at the end of the lab. Serverless Kubern