docker-compose.yml

services:
  mongo:
    image: mongodb/mongodb-community-server:latest
    ports:
      - "27017:27017"
    volumes:
      - mongo_data:/data/db
    environment:
      - MONGO_INITDB_ROOT_USERNAME=${MONGO_INITDB_ROOT_USERNAME}
      - MONGO_INITDB_ROOT_PASSWORD=${MONGO_INITDB_ROOT_PASSWORD}

  postgres:
    image: postgres:latest
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready", "-d", "${POSTGRES_DB}" ]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s

  redis:
    image: redis:latest
    restart: unless-stopped
    ports:
      - '6379:6379'
    volumes:
      - redis_data:/data
    healthcheck:
      test: [ "CMD-SHELL", "redis-cli ping | grep PONG" ]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s

networks:
  internal-network: {}

volumes:
  postgres_data: {}
  mongo_data: {}
  redis_data: {}