EXCLUSIVE: Charlie Barnett (Russian Doll) is set for a recurring role on the upcoming second season of Netflix's You. You follows bookstore manager Joe Goldberg (Penn Badgley). In the freshman season, which was based on Caroline Kepnes' bestselling novel and aired on Lifetime, Goldberg becomes obsessed with his customer Guinevere Beck (Elizabeth Lail), using social media and the Internet to stalk her. The show's second season is loosely based on the author's second book…