{ config, pkgs, ... }: { # Configure systems to use Hydra as a binary cache substituter nix.settings = { substituters = [ "http://rhiannon.coven.systems:3000" ]; trusted-public-keys = [ "rhiannon.coven.systems:f8KiECrc7rY3vDMSy7sACyToxRLPECtQTcm6p8LFMPk=" ]; }; }