added meta.mainProgram and deleted fastfetch

packages/fastfetch.nix

@@ -1,80 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitHub,
-  cmake,
-  pkg-config,
-  chafa,
-  dbus,
-  dconf,
-  glib,
-  imagemagick_light,
-  libglvnd,
-  libpulseaudio,
-  libxcb,
-  libXrandr,
-  networkmanager,
-  ocl-icd,
-  opencl-headers,
-  pciutils,
-  rpm,
-  sqlite,
-  vulkan-loader,
-  wayland,
-  xfce,
-  zlib,
-}:
-stdenv.mkDerivation (finalAttrs: {
-  pname = "fastfetch";
-  version = "1.12.2";
-
-  src = fetchFromGitHub {
-    owner = "LinusDierheimer";
-    repo = finalAttrs.pname;
-    rev = finalAttrs.version;
-    hash = "sha256-l9fIm7+dBsOqGoFUYtpYESAjDy3496rDTUDQjbNU4U0=";
-  };
-
-  nativeBuildInputs = [
-    cmake
-    pkg-config
-  ];
-
-  buildInputs = [
-    chafa
-    dbus
-    dconf
-    glib
-    imagemagick_light
-    libglvnd
-    libpulseaudio
-    libxcb
-    libXrandr
-    networkmanager
-    ocl-icd
-    opencl-headers
-    pciutils
-    rpm
-    sqlite
-    vulkan-loader
-    wayland
-    xfce.xfconf
-    zlib
-  ];
-
-  preBuild = ''
-    export TRASH=$(mktemp -d)
-  '';
-
-  cmakeFlags = [
-    "-DTARGET_DIR_ETC=$(TRASH)"
-  ];
-
-  meta = with lib; {
-    description = "Like neofetch, but much faster because written in C";
-    homepage = "https://github.com/fastfetch-cli/fastfetch";
-    license = licenses.mit;
-    platforms = platforms.linux;
-    maintainers = with maintainers; [gerg-l];
-  };
-})

packages/parrot.nix

@@ -41,4 +41,5 @@ rustPlatform.buildRustPackage
       ffmpeg
     ]}
   '';
+  meta.mainProgram = "parrot";
 }