add video demo

README.md

@@ -17,10 +17,11 @@ language:
 <p align="center">
 - <a href="https://www.nexa4ai.com/" target="_blank">Nexa AI Product</a>
 - <a href="https://arxiv.org/abs/2404.01744" target="_blank">ArXiv</a>
+- <a href="https://www.youtube.com/watch?v=jhM0D0OObOw&ab_channel=NexaAI" target="_blank">Video Demo</a>
 </p>
 
 <p align="center" width="100%">
-<a><img src="Octopus-logo.jpeg" alt="nexa-octopus" style="width: 40%; min-width: 300px; display: block; margin: auto;"></a>
+  <iframe width="560" height="315" src="https://www.youtube.com/embed/jhM0D0OObOw?autoplay=1&mute=1" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen style="display: block; margin: auto;"></iframe>
 </p>
 
 ## Introducing Octopus-V2-2B