migrating cjs -> esm

dist/index.js

@@ -0,0 +1,15 @@
+import { generateKeypair } from "../key-derivation.js";
+
+(async () => {
+  console.log("start");
+
+  const mnemonic =
+    "digital radio analyst fine casino have mass blood potato hat web capital prefer debate fee differ spray cloud";
+
+  const { publicKey, privateKey } = await generateKeypair(mnemonic);
+  console.log(publicKey.keyType, privateKey.keyType);
+  console.log(publicKey.asHexString, privateKey.asHexString);
+  console.log(publicKey.asByteArray, privateKey.asByteArray);
+
+  console.log("done");
+})();