steel: fix update script (#416942)

pkgs/by-name/st/steel/package.nix

@@ -11,26 +11,23 @@
   sqlite,
   zlib,
 
-  unstableGitUpdater,
-  writeShellScript,
-  yq,
-
+  nix-update-script,
   includeLSP ? true,
   includeForge ? true,
 }:
 rustPlatform.buildRustPackage {
   pname = "steel";
-  version = "0.6.0-unstable-2025-04-17";
+  version = "0-unstable-2025-06-15";
 
   src = fetchFromGitHub {
     owner = "mattwparas";
     repo = "steel";
-    rev = "2f28ab10523198726d343257d29d892864e897b0";
-    hash = "sha256-GcbuuaevPK5EOh0/IVgoL2MPC9ukDc8VXkdgbPX4quE=";
+    rev = "123adb314702d6520f8ab04115e79308d2400c38";
+    hash = "sha256-o1RZBlAGUht0Q7UVF+yPlrWW7B016fpBBcoaxuzRQo4=";
   };
 
   useFetchCargoVendor = true;
-  cargoHash = "sha256-PWE64CwHCQWvOGeOqdsqX6rAruWlnCwsQpcxS221M3g=";
+  cargoHash = "sha256-/vPDVVOhLO7mnULyU8QLW+YHh+kGd+BSiPi55jrOWps=";
 
   nativeBuildInputs = [
     curl
@@ -95,20 +92,8 @@ rustPlatform.buildRustPackage {
     STEEL_HOME = "${placeholder "out"}/lib/steel";
   };
 
-  passthru.updateScript = unstableGitUpdater {
-    tagConverter = writeShellScript "steel-tagConverter.sh" ''
-      export PATH="${
-        lib.makeBinPath [
-          curl
-          yq
-        ]
-      }:$PATH"
-
-      version=$(curl -s https://raw.githubusercontent.com/mattwparas/steel/refs/heads/master/Cargo.toml | tomlq -r .workspace.package.version)
-
-      read -r tag
-      test "$tag" = "0" && tag="$version"; echo "$tag"
-    '';
+  passthru.updateScript = nix-update-script {
+    extraArgs = [ "--version=branch" ];
   };
 
   meta = {