add production for DFG reviewers

add a prod instance
dfg.mha.p.sub.uni-goettingen.de
with a password protection (basic auth) https://stackoverflow.com/questions/59824039/basic-authentication-via-nginx-ingress-controller

Edited Sep 12, 2025 by Mathias Goebel

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information