docker-compose.yml

version: "3.4"

services:
  backend:
    ports:
      - "${PORT}:${PORT}"
    depends_on:
      - db
    environment:
      # Getting env. variable directly from host enviroment OR .env file and pass them into container.
      - NODE_ENV
      - PORT
      - CORS_WHITE_LIST

      - DBNAME
      - DBUSERNAME
      - DBPASSWORD
      - DBHOST

      - JWTSECRET
      - JWTEXPIRES

      - TWILIO_SID
      - TWILIO_TOKEN
      - TWILIO_NUMBER

      - CODECOV_TOKEN

  db:
    container_name: hb-db-container
    image: postgres:9.6
    environment:
      POSTGRES_DB: ${DBNAME}
      POSTGRES_USER: ${DBUSERNAME}
      POSTGRES_PASSWORD: ${DBPASSWORD}
    volumes:
      - "dbdata:/var/lib/postgresql/data"

  # Just for easy database management.
  dbadminer:
    container_name: hb-dbadminer-container
    image: adminer
    ports:
      - "8080:8080"

# Custom volume to store database data premenetly.
volumes:
  ? dbdata
  ? backendTempData # For holding container's node_modules without clashing with host node_modules. (See dc-development.yml)