As others have noted it's obviously more productive to use AI to write most of the code and for you to focus on the areas where you can add value.
However soon you will find have no real advantage over AI in any task. Therefore caring about the skills which are of fading value today makes almost as little sense as caring about the skills that mattered yesterday.
> What is gonna be sought after in the coming years: someone that persevered with manual coding and debugging but is slow and uncomfortable around agents, or someone that has little coding and debugging skills left but knows how to orchestrate dozens of agents effectively?
Neither. If your concern is your career or income then you should have a real plan based on how the world is realistically going to look in the future.