Luke Parkhurst is living the dream. And at nearly 34 years old, he’s doing it jobless and rent-free at his mother’s house — a sweet setup that mom, Patty, loves. But the millennial’s spongy life on easy street doesn’t come as a totally free ride. Instead, it comes with the homemaking duties of a stay-at-home-wife. Rather than loafing about all day, eating bonbons and scrolling through social media while Patty, a flight attendant, works, Luke’s taking care of business around the abode. “I’m a