luwen: init at 0.7.13 (#422620)

pkgs/by-name/lu/luwen/package.nix

@@ -0,0 +1,35 @@
+{
+  lib,
+  rustPlatform,
+  fetchFromGitHub,
+  protobuf,
+}:
+rustPlatform.buildRustPackage (finalAttrs: {
+  pname = "luwen";
+  version = "0.7.13";
+
+  src = fetchFromGitHub {
+    owner = "tenstorrent";
+    repo = "luwen";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-2l+rcWP9Ms0bvvSvZIA4DjH6bIloQGxzRTE1ShP6hEE=";
+  };
+
+  postUnpack = ''
+    cp ${./Cargo.lock} $sourceRoot/Cargo.lock
+  '';
+
+  nativeBuildInputs = [
+    protobuf
+  ];
+
+  # Vendor a lockfile until upstream manages to consistently have checksums in their's.
+  cargoLock.lockFile = ./Cargo.lock;
+
+  meta = {
+    description = "Tenstorrent system interface tools";
+    homepage = "https://github.com/tenstorrent/luwen";
+    maintainers = with lib.maintainers; [ RossComputerGuy ];
+    license = with lib.licenses; [ asl20 ];
+  };
+})