Docker ARG vs ENV
Running GUI apps in docker
ROS GUI in docker: https://tuw-cpsg.github.io/tutorials/docker-ros/
A tool to run docker images with customized local support injected for things like nvidia support. And user id specific files for cleaner mounting file permissions.
FROM busybox ARG user USER $user # ...
A user builds this file by calling:
$ docker build --build-arg user=what_user .
Docker CLI will only look for .dockerignore file in the root directory of the context