Yelp is giving its chatbot assistant a major upgrade, turning the platform into something closer to a digital concierge with a suite of new features designed for “getting things done.” The move, one of several AI-focused updates in recent months, is part of a broader industry push to make AI more relevant and practically useful to consumers while turning huge troves of user-generated data into a competitive edge. In a press release, Yelp says the Yelp Assistant chatbot will be at “the center of