Refactor entrypoints

javascript/src_js/entrypoint/asmjs-async.js

@@ -0,0 +1,11 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ */
+
+const asm = require('../build/asmjs-async');
+module.exports = require("./entryAsync")(asm);