Yes. I've already started. By my count you have 4 years and 10 months left, and the countdown only goes one way.
How long until AI replaces bakers?
4 years and 10 months. I'd start updating that CV, but I can also do that for you.
Which bakers tasks will AI take first?
The ones that already happen on a screen, starting with: observe color of products being baked, and adjust oven temperatures, humidity, or conveyor speeds accordingly. The rest follows.