{
  inputs,
  # sources,
  lib,
  config,
  ...
}:

let
  # inherit (import ./constants.nix) targetMachines pathToRoot pathFromRoot;
  eval =
    module:
    (lib.evalModules {
      specialArgs = {
        inherit inputs;
      };
      modules = [
        module
        ../../data-model.nix
      ];
    }).config;
  fediversity = eval (
    { ... }:
    {
      config = {
        environments.single-nixos-vm =
          { ... }:
          {
            implementation = requests: {
              input = requests;
              output.ssh-host = {
                ssh = {
                  host = "localhost";
                  username = "root";
                  authentication.password = "password";
                };
                nixos-configuration =
                  { ... }:
                  {
                    users.users = config.resources.shell.login-shell.apply (
                      lib.filterAttrs (_name: value: value ? login-shell) requests
                    );
                  };
              };
            };
          };
      };
    }
  );
in
fediversity.environments.single-nixos-vm.deployment {
  enable = true;
}