The Bird does two things: Fried chicken sandwiches and curly friesThe Bird’s fried chicken sandwich ($8). (Photos: Jonathan Kauffman.) The Bird, Adriano Paganini’s newest fast-food restaurant, opened in the Financial District today with three items: fried chicken sandwiches, curly fries and beer. It’s a variation on Paganini’s Super Duper chain, minimalist and on trend. The sandwiches are designed by consulting chef Blair Warsham (Restaurant at Meadowood, Tinder Box, the American Bao pop-up), and are made with a gluten-free coating, Super Duper pickles, a cabbage-onion-apple slaw and a price tag of $8. Because it is San Francisco, the chicken is free-range and subtly seasoned with North African spices. The restaurant has also given itself a