Update README.md

samples/incoming-webhook/nodejs/README.md

@@ -13,6 +13,9 @@ extensions:
   createdDate: "07/01/2022 02:36:57 PM"
 urlFragment: officedev-microsoft-teams-samples-incoming-webhook-nodejs
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+> [!IMPORTANT]
+>
+> The existing Microsoft 365 (previously called Office 365) connectors across all cloud platforms are nearing deprecation, and the creation of new Microsoft 365 connectors will soon be blocked. For more information on the schedule and how the Workflows app provides a more flexible and secure experience, see [retirement of Microsoft 365 connectors within Microsoft Teams](https://devblogs.microsoft.com/microsoft365dev/retirement-of-office-365-connectors-within-microsoft-teams/).
 
 # Incoming webhook
 
@@ -138,4 +141,4 @@ This sample demos UI to type in Incoming Webhook URL and message card payload, w
 - [Build webhooks and connectors ](https://docs.microsoft.com/en-us/microsoftteams/platform/webhooks-and-connectors/what-are-webhooks-and-connectors)
 - [Extend Teams apps across Microsoft 365](https://learn.microsoft.com/en-us/microsoftteams/platform/m365-apps/overview)
 
-<img src="https://pnptelemetry.azurewebsites.net/microsoft-teams-samples/samples/incoming-webhook-nodejs" />
+<img src="https://pnptelemetry.azurewebsites.net/microsoft-teams-samples/samples/incoming-webhook-nodejs" />