add video to README

Author: thrau

README.md

@@ -16,6 +16,10 @@ Moreover, the repo includes a GitHub actions workflow to demonstrate how to run
 
 Here's the app in action:
 
+
+https://user-images.githubusercontent.com/3996682/224579411-400e8ea5-1f61-4c34-84ae-9a21e760eff7.mp4
+
+
 ## Overview
 
 ![Screenshot at 2022-11-23 16-34-12](https://user-images.githubusercontent.com/3996682/203586505-e54ccb3e-5101-4ee8-917d-d6372ee965ef.png)