Redirect `/extend/` to `/extend/approach/`.

diff --git a/site/docs/4.1/extend/index.md b/site/docs/4.1/extend/index.md
index a87e064702bcc5a2df2b4d7b50b9464204681136..2061df3e3e379175392a57b3598eef2e40e652c6 100644 (file)
--- a/site/docs/4.1/extend/index.md
+++ b/site/docs/4.1/extend/index.md
@@ -1,6 +1,7 @@
 ---
 layout: docs
 title: Extend
+redirect_to: /docs/4.1/extend/approach/
 ---
 
 todo: this entire page