{
  description = "hpc club darknet cluster";

  inputs.clan-core.url = "https://git.clan.lol/clan/clan-core/archive/main.tar.gz";
  inputs.nixpkgs.follows = "clan-core/nixpkgs";

  outputs = { self,
    clan-core,
    ... }@inputs:
    let
      inherit (clan-core.inputs) nixpkgs;

      # https://docs.clan.lol
      clan = clan-core.lib.buildClan {
        directory = self;
        meta.name = "ntnu-hpc-fermi";

        # Prerequisite: boot into the installer.
        # See: https://docs.clan.lol/getting-started/installer
        # local> mkdir -p ./machines/machine1
        # local> Edit ./machines/<machine>/configuration.nix to your liking.
        machines = {
          # The name will be used as hostname by default.
          bingus = { };
          /* balleby = { }; */
          /* baltazar = { }; */
          /* bergtor = { }; */
          /* buster = { }; */
        };
      };
    in
    {
      inherit inputs;
      inherit (clan) nixosConfigurations clanInternals;

      devShells =
        nixpkgs.lib.genAttrs nixpkgs.lib.systems.flakeExposed
          (system: {
            default = nixpkgs.legacyPackages.${system}.mkShell {
              packages = [
                clan-core.packages.${system}.clan-cli
                nixpkgs.legacyPackages.${system}.sops
                nixpkgs.legacyPackages.${system}.just
                nixpkgs.legacyPackages.${system}.jq
                nixpkgs.legacyPackages.${system}.gum
              ];
            };
          });
    };
}