Features
* Chat Message History. ([8](https://github.com/googleapis/langchain-google-datastore-python/issues/8)) ([e8663dd](https://github.com/googleapis/langchain-google-datastore-python/commit/e8663dd803369c8032e8063338022e28e936eb98))
* Document Loader for Datastore. ([7](https://github.com/googleapis/langchain-google-datastore-python/issues/7)) ([28a9c01](https://github.com/googleapis/langchain-google-datastore-python/commit/28a9c018aca5215fcf78632634f8bfb2ed9dd7ab))