Add overview of extensibility part 1

Rick-Anderson · Rick-Anderson · commit 382a8508fbcd · 2025-02-10T15:14:40.000-10:00
diff --git a/aspnetcore/fundamentals/servers/yarp/extensibility.md b/aspnetcore/fundamentals/servers/yarp/extensibility.md
@@ -0,0 +1,13 @@
+---
+uid: fundamentals/servers/yarp/extensibility
+title: Overview of extensibility
+description: Overview of extensibility
+author: samsp-msft
+ms.author: samsp
+ms.date: 2/10/2025
+ms.topic: article
+content_well_notification: AI-contribution
+ai-usage: ai-assisted
+---
+
+# Overview of extensibility
