Update README.md

Author: dend

README.md

@@ -13,6 +13,7 @@
 	<p><a href="https://github.com/dend/decksurf-sdk">Software Development Kit</a> | <a href="https://docs.deck.surf">Documentation</a></p>
 </div>
 
+[![Stand With Ukraine](https://raw.githubusercontent.com/vshymanskyy/StandWithUkraine/main/badges/StandWithUkraine.svg)](https://den.dev/ukraine)
 
 ## How It Works