Update readme.md, add repo not actively maintained

samiragadri-34 · web-flow · commit 86019b63c46b · 2021-06-09T11:15:51.000-07:00
diff --git a/readme.md b/readme.md
@@ -3,6 +3,8 @@
 
 
 # Coinbase Commerce React Button 
+**Note**: This repository is not actively maintained.
+
 A button to embed a Coinbase Commerce checkout or charge directly into your React application.
 
 ```
