Update readme with new feature

DavesCodeMusings · DavesCodeMusings · commit 09232bfc280a · 2026-01-17T15:05:19.000-06:00
diff --git a/README.md b/README.md
@@ -48,6 +48,9 @@ PATCH = extension version
 
 ## Release Notes
 
+### 1.21.21
+Enhancement to add "Run on remote device (run)" to the editor toolbar's Run button.
+
 ### 1.21.20
 Enhancement to skip `__pycache__` on recursive uploads (issue #36).
 
