librashader: add updateScript

pkgs/by-name/li/librashader/package.nix

@@ -1,6 +1,7 @@
 {
   fetchFromGitHub,
   lib,
+  nix-update-script,
   rustPlatform,
   stdenv,
 }:
@@ -58,6 +59,13 @@ rustPlatform.buildRustPackage (finalAttrs: {
       runHook postInstall
     '';
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      "--version-regex"
+      "librashader-v(.*)"
+    ];
+  };
+
   meta = {
     description = "RetroArch Shaders for All";
     homepage = "https://github.com/SnowflakePowered/librashader";