WN: P1

Author: Rick-Anderson

aspnetcore/release-notes/aspnetcore-10/includes/openApi.md

@@ -94,3 +94,5 @@ Support for:
 
 * YAML is currently only available for the the OpenAPI served from the OpenAPI endpoint.
 * Generating OpenAPI documents in YAML format at build time will be added in a future preview.
+
+See [this PR](https://github.com/dotnet/aspnetcore/pull/58616) which added support for serving the generated OpenAPI document in YAML format.