Boot.dev does it again with awesome training. Just completed Kubernetes course aka K8s.

Learn Kubernetes

Kubernetes is the most popular container orchestrator (read: Docker Deployer) in the world. Deploy real services on a local cluster.

What will you learn?

Learn the fundamentals of the most popular container orchestrator in the world: Kubernetes. You'll get your hands dirty and deploy Kubernetes applications, pods, services and even ingress. This isn't just a tutorial, you'll set up real systems, but we'll also cover the theory, concepts and use cases of the technology.