.env

POSTGRES_DB=pantry_dev
POSTGRES_USER=postgres
POSTGRES_PASSWORD=postgres
POSTGRES_HOST=localhost

docker-compose.yml

version: "3.9"

services:
  dev_db:
    container_name: pantry_db
    image: postgres:15.1
    restart: unless-stopped
    volumes:
      - postgres_data:/var/lib/postgresql/data
    ports:
      - 5432:5432
    env_file: .env

volumes:
  postgres_data: