version: '3.4'

services:
  postgres:
    image: postgres
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: changeme
      PGDATA: /data/postgres
    volumes:
       - /data/postgres
    networks:
      - postgres
    restart: unless-stopped

  pgadmin:
    image: fenglc/pgadmin4
    volumes:
       - /data/pgadmin:/root/.pgadmin
    ports:
      - "5050:5050"
    networks:
      - postgres
    restart: unless-stopped

networks:
  postgres:
    driver: overlay