Started from this article https://www.codemag.com/Article/1811021/Docker-for-Developers
Docker commands from that article:
To build the image:
docker build --rm -f Dockerfile -t ubuntu:troy .
To run the image, mount the current directory as volume, and set port:
docker run --rm -it -p 3000:8080 -v pwd:/work ubuntu:troy
To commit changes to the docker image as a new image:
docker container ls -a
Copy the container ID, then:
docker commit <containerID> ubuntu:troy-after-changes
To exec a shell into the docker container:
docker container ls -a
Copy the container ID, then:
docker exec -it <containerID> /bin/zsh
This vscode doc also helped: https://code.visualstudio.com/docs/containers/quickstart-node