version: "3"

services:
    postgres:
        image: postgres:12.3-alpine
        restart: always
        environment:
            POSTGRES_PASSWORD: postgres
            POSTGRES_USER: postgres
        expose:
            - 5432
        ports:
            - 5432:5432
        command: -p 5432        
        volumes:
            - ./init.sql:/docker-entrypoint-initdb.d/init.sql
#            - postgres:/var/lib/postgresql/data

    pgadmin:
        image: dpage/pgadmin4:4.23
        environment:
            PGADMIN_DEFAULT_EMAIL: admin@pgadmin.com
            PGADMIN_DEFAULT_PASSWORD: password
            PGADMIN_LISTEN_PORT: 80
        ports:
            - 15432:80
        volumes:
            - pgadmin:/var/lib/pgadmin
        depends_on:
            - postgres

volumes:
    pgadmin: