The beach house in the Outer Banks is booked for the last week of June, and the kids have been counting down since March. Then, over spaghetti one night, somebody asks the question nobody thought about: what are we doing with Murphy? The neighbor’s 16-year-old offered to stop by twice a day. Your sister-in-law won’t stop talking about the kennel she uses. Murphy, a four-year-old lab mix with a known sock habit, is under the…