docker-compose.yml

version: '3.8'
services:
  mongodb:
    image: mongo:latest # use the latest image
    container_name: mongodb # container's name
    restart: unless-stopped
    environment:
      - MONGO_INITDB_ROOT_USERNAME=${MONGO_USERNAME} # set container root username
      - MONGO_INITDB_ROOT_PASSWORD=${MONGO_PASSWORD} # set container root password
    volumes:
      - ./db-data:/data/db
    ports:
      - '27017-27019:27017-27019'

  # Mongo Express Service
  mongo-express:
    image: mongo-express:latest # latest image
    container_name: mongo-express
    restart: unless-stopped
    ports:
      - 8081:8081
    environment:
      ME_CONFIG_MONGODB_ADMINUSERNAME: ${MONGO_USERNAME}
      ME_CONFIG_MONGODB_ADMINPASSWORD: ${MONGO_PASSWORD}
      ME_CONFIG_MONGODB_SERVER: mongodb
      # use the name of the mongo container above for server env var.
      # In our case this is mongodb