fix(core): update

test/test.both.ts

@@ -59,4 +59,14 @@ tap.test('stringify should handle plain string', async () => {
   expect(smartjson.parse(stringifiedString)).toEqual('hello');
 });
 
+tap.test('should work with buffers', async () => {
+  const someObject = {
+    myBuffer: Buffer.from('hello'),
+  };
+  const stringified = smartjson.stringify(someObject);
+  
+  const decoded = smartjson.parse(stringified);
+  expect(decoded.myBuffer.toString()).toEqual('hello');
+});
+
 tap.start();