BOSTON — Jayson Tatum was ruled out of the game and Joe Mazzulla responded with a wild starting lineup of Ron Harper Jr., Baylor Scheierman , Luka Garza, Derrick White, and Jaylen Brown. Chaos ensued in a game full of wild runs and a lot of missed shots. The game looked lost at one point in the third quarter, but the Celtics stormed back to nearly take the lead. Of course “nearly” means they didn’t, and the Celtics season came crashing to an end. Game Flow The Celtics were frantic, playing with wild energy but they couldn't score much. The Sixers came out to an 11-3 run and held a 25-15 lead at the 2:38 TV timeout. The Celtics ended up shooting 7-20 in the first, scoring just 19 points while the Sixers feasted in the paint and led by 13.  The Celtics got it all back and then some thanks to a wild 18-4 run that included a maniacal stint from Hugo Gonzales, hot shooting (finally) from White, and nice contributions from Neemias Queta and Payton Pritchard.…