compose.yaml

version: '3.1'

services:

  mongo:
    image: mongo
    restart: always
    environment: 
      MONGO_INITDB_ROOT_USERNAME: ${ADMIN_USERNAME}  # creates a new user
      MONGO_INITDB_ROOT_PASSWORD: ${ADMIN_PASSWORD} # sets users password
    volumes:
      - mongo-data:/data/db #default path where mongodb stores its data

  mongo-express:
    image: mongo-express
    restart: always
    ports:
      - 8081:8081
    environment:
      ME_CONFIG_MONGODB_ADMINUSERNAME: ${ADMIN_USERNAME}
      ME_CONFIG_MONGODB_ADMINPASSWORD: ${ADMIN_PASSWORD}
      ME_CONFIG_MONGODB_SERVER: mongo
      ME_CONFIG_MONGODB_URL: mongodb://mongo:27017"

  app:
    build: .
    ports:
      - "8080:8080"
    container_name: app
    restart: always


volumes:
  mongo-data:
    driver: local