This doesn't automatically have an anti-bot bypass thing.
This also doesn't use smart.
To start, position your camera similar to below. Have nothing in the 2nd slot of your inventory. This will detect the position of the stall and the salesman if they are both relatively visible.
ikov.png
Make sure to use the select a client tool. You can hold escape to make the bot stop so you can complete the antibot or do something else with your mouse.
Download: ikov magic stall.simba