PHOENIX—This version of the Phoenix Suns will be a case study for future NBA general managers on how to build a championship contending roster in a hurry. Roll the dice on an aging—but motivated—Hall of Fame-caliber point guard (Chris Paul) and pair him with a veteran coach who he knows and respects (Monty Williams). Add a few more savvy veterans who have been deep in the playoffs before (Jae Crowder and Torrey Craig). Then combine them with a talented young nucleus that was hungry for the wisdom they provide (Devin Booker, Mikal Bridges, Deandre Ayton). Voila! A playoff juggernaut is born. “It’s been a long time coming,” Booker said after beating the Clippers to advance to the NBA Finals last week. “We’ve seen the bottom, the bottom of the bottom for multiple years, and just keeping our head down. Waiting on this moment right here. Monty coming in, building the …