version: "3.7"

volumes:
  database:
    driver: local
  pulsardatav:
    driver: local

services:
  db:
    image: postgres:latest
    restart: always
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=postgres
    ports:
      - "5432:5432"
    volumes:
      - database:/var/lib/postgresql/data
    networks:
      - app_network

networks:
  app_network:
    external: true