Update README.md

Author: nockanda

README.md

@@ -1,5 +1,8 @@
 # esphome-espnow-gateway
 How to communicate with multiple boards from esphome to espnow
+An example of how the espnow gateway receives various types of structs is at the link below!
+https://github.com/nockanda/esphome-espnow-gateway2
+
 ![234234](https://user-images.githubusercontent.com/106683637/175523467-72848d07-ff06-4147-8b92-4cc75289d35b.PNG)
 
 Below is an explanation video! Sorry, it's in Korean!