{ sources ? import ./nix/sources.nix, system ? builtins.currentSystem
, crossSystem ? null, config ? { }
, cardanoNodeProject ? import sources.cardano-node { } }@args:
with import ./nix args; {
  shell = mkShell {
    inherit (import sources.niv { }) niv;
    buildInputs = [
      cardanoNodeProject.cardano-cli # required for KES key rotation
      niv
      nixopsUnstable # work around for issue #127423
    ];
    NIX_PATH = "nixpkgs=${sources.nixpkgs}";
    NIXOPS_DEPLOYMENT = "${globals.deploymentName}";
  };
}