Written on the client, on standalone, if you fumble about the code, then rewriting for ESX (God forbid), or under VRP (God bless you) will not be a problem.
Oh, and yes. It is better not to change the name of the resource folders, or the react application itself, you never know what can happen, and there they also send fetch along the dnd path to the Lua client
It is better to put icons for 512x512 items in the icon folder, but 50x50 is displayed there
You can change the number of slots in the inventory, and in additional slots. I didn’t do it for fast slots, because according to my idea there should be 5 of them.
Honestly, I’ve never played it.
I was more inspired by the tarkov one, but there are slots in length and width, and I will not fill in such code in the fries I decided to fill in the demo version