martin: add updateScript

pkgs/by-name/ma/martin/package.nix

@@ -11,6 +11,7 @@
   openssl,
   postgresql,
   postgresqlTestHook,
+  nix-update-script,
 }:
 
 let
@@ -127,6 +128,13 @@ rustPlatform.buildRustPackage (finalAttrs: {
     MLN_CORE_LIBRARY_HEADERS_PATH = "${mlnHeaders}";
   };
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      "--version-regex=martin-v(.*)"
+      "--subpackage=webui"
+    ];
+  };
+
   meta = {
     description = "Blazing fast and lightweight PostGIS vector tiles server";
     homepage = "https://martin.maplibre.org/";