Working progress in ask mode

https://github.com/user-attachments/assets/a4316487-6c60-4fa3-a480-03ad47164a1e

In Ask mode, the Working message shows at the top the whole time the response is streaming, then hides, making the response text jump up. I think this is left over from the response title area, and we should maybe just use the same Working progress as Agent mode?