artix-games-launcher: init at 2.20

Adding package for the Artix Games Launcher into nixpkgs

pkgs/by-name/ar/artix-games-launcher/package.nix

@@ -0,0 +1,35 @@
+{
+  appimageTools,
+  stdenv,
+  fetchurl,
+  lib,
+}:
+let
+  pname = "artix-games-launcher";
+  version = "2.20";
+  src = fetchurl {
+    url = "https://web.archive.org/web/20250924101414/https://launch.artix.com/latest/Artix_Games_Launcher-x86_64.AppImage";
+    hash = "sha256-8eVXOm5g92wErWa6lbTXrCL04MWYlObjonHJk+oUI3E=";
+  };
+  appimageContents = appimageTools.extract {
+    inherit pname version src;
+  };
+in
+appimageTools.wrapType2 {
+  inherit pname version src;
+
+  extraInstallCommands = ''
+    mkdir -p $out/share/applications
+    install -m 444 -D ${appimageContents}/ArtixGamesLauncher.desktop $out/share/applications/ArtixGamesLauncher.desktop
+    install -m 444 -D ${appimageContents}/ArtixLogo.png $out/share/icons/ArtixLogo.png
+  '';
+
+  meta = {
+    description = "Launcher for games by Artix Entertainment";
+    homepage = "https://www.artix.com/downloads/artixlauncher";
+    license = lib.licenses.unfree;
+    mainProgram = "artix-game-launcher";
+    maintainers = with lib.maintainers; [ jtliang24 ];
+    platforms = [ "x86_64-linux" ];
+  };
+}