{
  config,
  lib,
  ...
}: {
  config = {
    nix.settings = {
      trusted-substituters = [
        "https://nix-community.cachix.org"
        "https://nixos-raspberrypi.cachix.org"
        "https://llama-cpp.cachix.org"
        "https://cache.nixos-cuda.org"
      ];

      trusted-public-keys = [
        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
        "nixos-raspberrypi.cachix.org-1:4iMO9LXa8BqhU+Rpg6LQKiGa2lsNh/j2oiYLNOQ5sPI="
        "llama-cpp.cachix.org-1:H75X+w83wUKTIPSO1KWy9ADUrzThyGs8P5tmAbkWhQc="
        "cache.nixos-cuda.org:74DUi4Ye579gUqzH4ziL9IyiJBlDpMRn9MBN8oNan9M="
      ];
    };
  };
}