Looking for help to code an Expert Advisor for MT4

Create a bot that can trade and read indicators easy to read for first time users. Bot that can be used on a phone and connect to MT5. It should be easy to install or use on any device especially phone and laptop, preferably the bot that can run over night and controllable when needed

//———————————————————————————————————————————————————————————————————— struct S_MCAV { double matureSum; double totalSum; double value; void Init () { matureSum = 0.0; totalSum = 0.0; value = 0.5; } void AddContext (int ctx) { totalSum += 1.0; if (ctx == 1) matureSum += 1.0; } void ApplyDecay (double rate) { matureSum *= rate; totalSum *= rate; } void Update () {