Update README image

Author: MacaylaMarvelous81

README.md

@@ -4,7 +4,7 @@ Minecraft Code Connection.
 **NOT AN OFFICIAL MINECRAFT PROGRAM. NOT APPROVED BY OR ASSOCIATED WITH
 MOJANG OR MICROSOFT.**
 
-![A diagram of how Block Coding for Minecraft works.](https://cloud-lmt2liw44-hack-club-bot.vercel.app/0mccode-diagram.png)
+![A screenshot of Block Coding for Minecraft being used to make the Agent tend a farm.](https://cloud-qawlyaefh-hack-club-bot.vercel.app/0block_coding_for_minecraft_demo-0001.jpg)
 
 ## References
 These resources aided in the development of this project by shedding light on