version: '3'
services:

    db:
        restart: always
        container_name: mastodon-db
        image: postgres:14-alpine
        shm_size: 256mb
        healthcheck:
            test: ['CMD', 'pg_isready', '-U', 'postgres']
        volumes:
        - ./postgres14:/var/lib/postgresql/data
        - ./postgres_backups:/postgres_backups:rw
        environment:
        - 'POSTGRES_HOST_AUTH_METHOD=trust'