Add shadow package

pkgs/by-name/sh/shadow-launcher/package.nix

@@ -0,0 +1,44 @@
+{
+  lib,
+  fetchurl,
+  appimageTools,
+}:
+
+let
+  pname = "shadow-launcher";
+  version = "9.9.10132";
+  channel = "prod";
+  src = fetchurl {
+    url = "https://update.shadow.tech/launcher/${channel}/linux/ubuntu_18.04/ShadowPC-${version}.AppImage";
+    hash = "sha256-evwt7S2jxyFq9Kmx4OvX4Kuabuq2fM2PWp3GI2YCe/c=";
+  };
+  appimageContents = appimageTools.extractType2 { inherit pname version src; };
+in
+appimageTools.wrapType2 {
+  inherit pname version src;
+
+  extraInstallCommands = ''
+    install -Dm444 ${appimageContents}/${pname}.desktop -t $out/share/applications/
+    install -Dm444 ${appimageContents}/${pname}.png -t $out/share/pixmaps/
+    substituteInPlace $out/share/applications/${pname}.desktop --replace-fail 'Exec=AppRun --no-sandbox %U' 'Exec=${pname} %U'
+    cp -r ${appimageContents}/usr/share/icons $out/share
+  '';
+
+  extraPkgs =
+    pkgs: with pkgs; [
+      libinput
+      libva
+      xorg.libX11
+      xorg.libXau
+      xorg.libXdmcp
+    ];
+
+  meta = {
+    description = "Shadow is a cloud platform designed to provide users with access to high-performance Windows machine for gaming, creative work, and business applications.";
+    homepage = "https://shadow.tech/";
+    license = lib.licenses.unfree;
+    mainProgram = "shadow-launcher";
+    maintainers = with lib.maintainers; [ jacfal ];
+    platforms = [ "x86_64-linux" ];
+  };
+}