docker-compose-melodic.yaml

# docker-compose -f docker-compose-melodic.yaml up

version: "3"

services:
  ros_melodic:
    image: my_ros_container  # Specify the image name
    container_name: ros_melodic_container
    volumes:
      - ./catkin_ws:/root/catkin_ws  # Bind mount the workspace directory
      - /tmp/.X11-unix:/tmp/.X11-unix  # Mount the X11 socket for GUI support
    environment:
      - DISPLAY=$DISPLAY  # Pass the host display to the container
      - QT_X11_NO_MITSHM=1  # Prevent shared memory issues with Qt applications
    devices:
      - "/dev/video0:/dev/video0"  # Map video devices for camera access
    network_mode: host  # Use the host network (allows access to camera and other devices)
    privileged: true  # Grant full access to devices (camera, USB, etc.)
    command: /bin/bash -c "while true; do sleep 1000; done"  # Keeps the container running
    stdin_open: true  # Open stdin to keep it interactive
    tty: true  # Allocate a pseudo-TTY so you can interact with the shell