advice on avoid roblox game anti cheat

i only hack singleplayer game using cheat engine and x64dbg so this its kinda outside my comfort zone but atleast i dont have to find pointer or entitylist and read assembly for 50hr of my life here the script i make with 0 knowledge of roblox lua and using copilot:https://pastecode.io/s/b4ih1ei1

the script its for Game call Decaying winter (PvE) i know the code its trash but still want to know what the anti cheat can detect i Suspect the billboardGUI or screenGUI but im not 100% sure because i play with the script for like 2 or 3 day before get shadow ban and sent to a dead server any advice on how to avoid the anti cheat and what can they detect would be appreciate since there not much info about its