Startup of images using SQLite database fails as of non-existent database file. Fix this by using the proper syntax [1] to have the database created at /opt/mailman-web-data/mailmanweb.db 1 - https://github.com/joke2k/django-environ/issues/187#issuecomment-400577114 Signed-off-by: Sven Roederer <sven@geroedel.de>