docker-compose.yml

version: '3.4'
services:
  main:
    container_name: ${PROJECT_NAME}_${HOST_UID:-4000}
    hostname: ${PROJECT_NAME}
    # These variables are passed into the container.
    environment:
      - UID=${HOST_UID:-4000}
      - PROJECTS_HOME=/home/${HOST_USER:-nodummy}/${PROJECT_NAME}/projects
      - PYTHONPATH=/home/${HOST_USER:-nodummy}/${PROJECT_NAME}
    # Run with user priviliges by default.
    user: ${HOST_USER:-nodummy}
    working_dir: /home/${HOST_USER}/${PROJECT_NAME}
    image: ${PROJECT_NAME}:${HOST_USER:-nodummy}
    build:
      context: .
      # Build for current user.
      target: user
      dockerfile: Dockerfile
      # These variables are passed to Dockerfile.
      args:
        - HOST_UID=${HOST_UID:-4000}
        - HOST_USER=${HOST_USER:-nodummy}
    # Run container as a service. Replace with something useful.
    command: ["tail", "-f", "/dev/null"]
    # Copy current (git-) project into container.
    volumes:
      - ${PWD:-.}:/home/${HOST_USER}/${PROJECT_NAME}