Add What's New stub for October 2025

Author: dluces

docs/embedded/whats-new.md

@@ -1,12 +1,19 @@
 ---
 title: What's new in SharePoint Embedded?
 description: Updates about Microsoft SharePoint Embedded.
-ms.date: 10/06/2025
+ms.date: 11/12/2025
 ms.localizationpriority: medium
 ---
 
 # What's new in SharePoint Embedded
 
+## October 2025
+
+- [SharePoint Embedded](./overview.md) is now available in [Microsoft 365 operated by 21Vianet](/office365/servicedescriptions/office-365-platform-service-description/microsoft-365-operated-by-21vianet) for customers in China. See [Microsoft Graph national cloud deployments](/graph/deployments). Some Microsoft Graph endpoints are not available in China yet.
+- [SharePoint Embedded](./overview.md) is now available in [Microsoft 365 GCC](/office365/servicedescriptions/office-365-platform-service-description/office-365-us-government/gcc) (not yet GCC High or DoD) for US Government customers. See [Microsoft Graph national cloud deployments](/graph/deployments).
+- [recycleBinItem: restore](/graph/api/filestoragecontainer-restore-recyclebinitem) supports `driveItemId` as an alternate key to enable restoring a **recycleBinItem** if the ID of the original **driveItem** is known.
+- [Microsoft 365 Archive](/microsoft-365/archive/archive-overview) is previewing support for [SharePoint Embedded](./overview.md) to a limited number of customers. You can [sign up for the private preview](https://forms.office.com/r/98Z4iqSKya) today.
+
 ## September 2025
 
 - [SharePoint Embedded migration](/graph/api/resources/sharepointmigration-api-overview) APIs are now available in the beta Microsoft Graph endpoint.