qmk_firmware/docker-compose.yml

# specify keyboard / keymap / subproject (if req) and run `docker compose up`
# will install all deps into a docker container and build firmware, cross platform
# Only prereq is docker
qmk:
  build: .
  environment:
    keyboard: lets_split
    keymap: adam
    subproject: rev2
  volumes:
    - .:/qmk