Unsupported config option for services.db: 'images'
问题 I am trying to learn how to utilize docker-compose and was following instructions until I received an error. Here's my docker-compose file. version: '3.7' services: web: build: ./app command: python /usr/src/app/manage.py runserver 0.0.0.0:8000 volumes: - ./app/:/usr/src/app/ ports: - 8000:8000 environment: - SECRET_KEY=my_secret_key - SQL_ENGINE=django.db.backends.postgresql - SQL_DATABASE=postgres - SQL_USER=postgres - SQL_PASSWORD=postgres - SQL_HOST=db - SQL_PORT=5432 depends_on: - db db: