NTA

Boundaries. I’d say make chore time fun for her and get one of those wall treat chews and uncap it while you work. Or have a recycleable plastic bottle, cut a small hole in it, and tape the sides so it’s not rough and put five treats in so when she bats it and plays, some come out and she can eat them. Associate the fact that sometimes you doing something for yourself is also good for her.

That might even be something she can do in the room with you so she gets quality time and fun and you get to do what you need.

NTA

Sounds like an odd thing to be upset about. I don’t know why she’d be angry. Sounds like she might’ve thought she was going nuts and got angry out of embarrassment.