The narrative will cover the final pitch Tuesday at Kauffman Stadium, so this is going to cover the much of the initial 322. Eventually. The last one first: Salvador Perez redirected a 90 mph cutter into left-center field, an extra-inning walk-off to extend the Royals’ winning streak to five with a 4-3 victory over the Astros. The Royals are 7-4, and a year ago, even if they don’t want to talk…