Add credits section

Author: stevebauman

README.md

@@ -76,3 +76,9 @@ $posts = Post::search('laravel')->get();
 ```
 
 The driver converts Scout builders into OpenSearch search requests and uses the configured OpenSearch client connection to index, delete, flush, and search models.
+
+## Credits
+
+This package builds on a lot of the foundation and prior work from [Ivan Babenko](https://github.com/babenkoivan) and his Elasticsearch Laravel ecosystem packages.
+
+We're grateful for the work he has shared with the Laravel community. If this package helps your work, consider supporting Ivan through [GitHub Sponsors](https://github.com/sponsors/babenkoivan).