some one help me in pine script

can u guys help me to merge two indicator in one script pls , i tried Chatgpt and deepseek but its gives me too much error and some weird indicator from nowhere , i want to merge kil zones (basically london and new york session zone highlighted) and 3 emas (where i can modify color , length , size etc) and ATR (if u can add otherwise ok ), screenshots images of indicator are edited now