{
  nix = {
    binaryCaches =
      [ "https://cache.nixos.org" "https://nix-community.cachix.org" ];
    binaryCachePublicKeys = [
      "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
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    ];
  };
}
