docker-toontown-rewritten/docker-compose.yml

version: '3'

volumes:
  engine:

# TODO consider passing $XAUTHORITY
# https://stackoverflow.com/a/25280523/5894777

services:
  toontown_rewritten:
    build: .
    environment:
    - DISPLAY
    volumes:
    # TODO mount readonly?
    - /tmp/.X11-unix:/tmp/.X11-unix:rw
    - engine:/toontown-rewritten/engine:rw
    security_opt: [no-new-privileges]

# https://docs.docker.com/compose/compose-file