Postgres & Pgadmin container set up

docker-compose.yml

# https://belowthemalt.com/2021/06/09/run-postgresql-and-pgadmin-in-docker-for-local-development-using-docker-compose/
services:
  db:
    image: postgres:11.6
    restart: always 
    ports: 
     - "5432:5432"
    environment:
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=password123
    volumes:
      - pgdata:/var/lib/postgresql/data

  pgadmin:
    image: dpage/pgadmin4
    container_name: pgadmin4_container
    restart: always
    ports:
      - "5050:80"
    environment:
      - [email protected]
      - PGADMIN_DEFAULT_PASSWORD=root 
    volumes: 
      - pgadmin-data:/var/lib/pgadmin

volumes:
  pgdata:
  pgadmin-data: