diff --git a/packager.sh b/packager.sh
new file mode 100755
index 0000000..7b22381
--- /dev/null
+++ b/packager.sh
@@ -0,0 +1,6 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i bash
+#! nix-shell -p bash nodejs
+
+node itty/utils/thread.js spool spinny.yarn spinny.js
+node itty/utils/thread.js metadata-from-json spinny.yarn yarnball-meta.json