LONGLISTED FOR THE NATIONAL BOOK AWARDWillis Wu doesn’t perceive himself as the protagonist in his own life: he’s merely Generic Asian Man. Sometimes he gets to be Background Oriental Making a Weird Face or even Disgraced Son, but always he is relegated to a prop. Yet every day, he leaves his tiny room in a Chinatown SRO and enters the Golden Palace restaurant, where Black and White, a procedural cop show, is in perpetual production. He’s a bit player here, too, but he dreams