notes

### cli 
docker build --no-cache --build-arg DOCKER_REPO=osrf/ros --build-arg ROS_DISTRO=noetic --build-arg DISTRO_VERSION=-desktop-full -t ros-devcontainer .devcontainer

docker run -it --privileged --network=host --rm \                                                                                                                
  --env DISPLAY=$DISPLAY \
  --volume /tmp/.X11-unix:/tmp/.X11-unix \
  --name ros-dev1 ros-devcontainer 

### use compose

docker-compose up --build

docker-compose exec ros-dev-container /bin/bash


### run ros example
cd ros_ws

catkin_make

source devel/setup.bash

roscore

rosrun node_example node_test

rostopic echo /chatter

### to enable port forwarding (for vnc or web view)
add this to devcontainer.json

"features": {
  "ghcr.io/devcontainers/features/desktop-lite:1":{}
},
  
"forwardPorts": [5901, 8008],
"portsAttributes": {
  "5901": {
    "label": "VNC"
  },
  "8008": {
    "label": "WEB"
  }
}

and delete 
"--network=host"