add more content to archived page

Author: jontallboy

docs/index.md

@@ -1,2 +1,8 @@
-# This site has been archived, please refer to official documentation [here](https://developers.hubspot.com/docs/guides/cms/react/overview) for the latest CMS React information.
+# This site has been archived
+Please refer to the [official documentation](https://developers.hubspot.com/docs/guides/cms/react/overview) for the latest CMS React information.
+
+## Quicklinks
+- [Getting started](https://developers.hubspot.com/docs/guides/cms/quickstart/react-plus-hubl-quickstart)
+- [CMS React overview](https://developers.hubspot.com/docs/guides/cms/react/overview)
+- [Field types](https://developers.hubspot.com/docs/reference/cms/fields/module-theme-fields)