Add Jest entry file for external-server-runtime (facebook#25484)

acdlite · web-flow · commit 4e27881cfe8c · 2022-10-15T15:33:33.000-04:00
Follow-up to facebook#25482. This file is created during build, but we need an entry point for local development, too.
diff --git a/packages/react-dom/unstable_server-external-runtime.js b/packages/react-dom/unstable_server-external-runtime.js
@@ -0,0 +1,10 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ */
+
+export * from 'react-dom/src/server/ReactDOMServerExternalRuntime';
