NEW YORK — The template had been established, and proven worthy of application in the NBA, for as long as we can remember. Acquire as many superstars as possible and the rest will fall into place. Coaching and filling out the roster are tertiary. The Heat’s Big 3 enhanced the fad and, as recently as the Lakers title in 2020, it still felt like the chosen path to a title. Having problems getting past LeBron James? So what? Do everything to get Kevin Durant in Golden State or Kawhi Leonard in Toronto. Is Boston stuck at the hump? Just trade for Kevin Garnett and Ray Allen. But more recently ther…