Support for Docker secrets
Hello
Could you please add support for variable DB_PASSWORD_FILE
and load password from the file.
It is more secure than environment variables
https://docs.docker.com/engine/swarm/secrets/#build-support-for-docker-secrets-into-your-images
I usually use such construction
with open('/run/secrets/support_db', 'r') as ft:
db_password = ft.read().replace('\n', '')