version: "3.8"
services:
  db:
    container_name: postgres
    image: postgres
    restart: always
    environment:
      POSTGRES_USER: root
      POSTGRES_PASSWORD: root
      POSTGRES_DB: main
    ports:
      - "5432:5432"
    volumes:
      - pg_data:/var/lib/postgresql/data/
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql

  pgadmin:
    container_name: pgadmin-pg
    image: dpage/pgadmin4
    restart: always
    environment:
      PGADMIN_DEFAULT_EMAIL: root@root.com
      PGADMIN_DEFAULT_PASSWORD: root
    ports:
      - "5050:80"

volumes:
 pg_data: