version: '2.4'

services:
  docsite:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: docsite
    ports:
      - "4000:4000"
    volumes:
      # We use ../../ when the environment variable COBALT_SRC is not set since
      # this file is located two directories under the root of the repository.
      - ${COBALT_SRC:-../../}:/cobalt/
  docsite-build-only:
    container_name: docsite-build-only
    environment:
      # SITE_DST specifies where the files required to deploy the site should be
      # placed, and by default this is under the "out" directory.
      - SITE_DST=${SITE_DST:-/cobalt/out/deploy/www}
    extends:
      service: docsite