docker-compose.yml

version: '3.4'

services:
  web:
    build:
      context: .
      args:
        BUILD_ENV: "development"
    command: sh -c "yarn install && (cd package && yarn install) && yarn start"
    env_file:
      - ./.env
    environment:
      REACTION_APP_NAME: "styleguide.web"
    ports:
      - 4040:4040
    volumes:
      - $HOME/.cache/yarn-offline-mirror:/home/node/.cache/yarn-offline-mirror
      - web-yarn:/home/node/.cache/yarn
      - .:/usr/local/src/reaction-app # link everything from the root folder on the host machine into the container
      - node_modules:/usr/local/src/reaction-app/node_modules # except do not link the host /node_modules in because it will override the container node_modules
      - package_node_modules:/usr/local/src/reaction-app/package/node_modules # except do not link the host /package/node_modules in because it will override the container node_modules

volumes:
  web-yarn:
  node_modules:
  package_node_modules: