Even with max weight AFK processing/cooking/alchemy does not take long enough to be properly AFK.
A couple of ideas.
1) allow maids/butlers to be set up to automatically return the processing/cooking/alchemy goods back into storage.
2) allow cooking/alchemy clothes to cook/brew from storage (if they have a storage chest in their residence).
2) allow cooking/alchemy clothes to cook/brew from storage (if they have a storage chest in their residence).
100% on this.