anchor.diff:  
     cargoSha256 = "sha256-eoal6z4wX1pNdAJfdamJgOSFCvGWdbVlq1X+vD9lraE=";
   
  +  postInstall = ''
  +    installManPage man/*
  +  '';
  +
     meta = with lib; {
       description = "A fast cd command that learns your habits";
       homepage = "https://github.com/ajeetdsouza/zoxide";
  +    changelog = "https://github.com/ajeetdsouza/zoxide/raw/v${version}/CHANGELOG.md";
       license = with licenses; [ mit ];
       maintainers = with maintainers; [ ysndr cole-h SuperSandro2000 ];
     };
  
positive.code:     sha256 = "sha256-yunKyCjJ/vWUcsodweLmxv0+QJQI2i5u5VIzp2U+VyU=";
    };
  
    buildInputs = lib.optionals stdenv.isDarwin [ libiconv ];
  
    postPatch = lib.optionalString withFzf ''
  
negative.code: , rustPlatform
  , withFzf ? true
  , fzf
  , installShellFiles
  , libiconv
  }:
  
  