Add discord badge to README

Author: jhoff

README.md

@@ -1,6 +1,10 @@
 # Split Flap Display Firmware
 
 ![format badge](https://github.com/jhoff/Split-Flap-Display/actions/workflows/format-check.yml/badge.svg?branch=main)
+[![](https://dcbadge.limes.pink/api/server/https://discord.gg/RCvks4XXXH?style=flat)](https://discord.gg/RCvks4XXXH)
+
+
+Looking for support? Find help on discord ☝️
 
 Firmware for the modular Split Flap Display created by [Morgan Manly](https://github.com/ManlyMorgan/Split-Flap-Display)