Update README.md

mikelpmc · web-flow · commit 5b1010512c30 · 2020-12-07T20:12:02.000+01:00
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
 ## Frontend DDD demo example
 
 An example app using DDD architecture.
+
+<a href="https://codesandbox.io/s/frontend-ddd-example-gb34n" target="_blank">Codesandbox demo</a>
