AK Gov. (r) Mike “Drink-Your-Milkshake” Dunleavy Tanker Teacher Oil Guy My month-long stint on the Last Frontier winds down. Nightfall casts its dim mantle over daylight hours with heightened resolve. It engulfs faraway volcanic silhouettes with relish before gobbling up the chicken coup outside.   Around mid-November, the state’s North Pole will undergo complete darkness for two consecutive months.   But not in Homer. The daylight swings here aren’t as pronounced. So much for romantic geographic extremities. Still, the floodlight outside the guesthouse died and walking to the bathhouse for a midnight piss is a chilling journey even Virgil would…