Some of Europe’s biggest early startup success stories came in food delivery. Delivery Hero, Just Eat Takeaway and Deliveroo have been ferrying prepared meals from restaurants (and latterly cloud kitchens) to our homes for years, with adoption accelerated by Covid-19 (and probably the Euros). But the food delivery battlegrounds are shifting. If restaurants are a big opportunity, triple it for groceries. If meal delivery accelerated during the pandemic, it’s nothing…