IT’S AN INCREDIBLY high bar, but it’s possible that the last week or so represents the single best week of actor Jon Bernthal ’s 25-year career of exhausting, near-constant work. On Tuesday, he returned yet again to his role as Frank Castle in a single-episode event of The Punisher (which he co-wrote) called One Last Kill , as the character prepares for his proper introduction into the Marvel Cinematic Universe in July’s Spider-Man: Brand New Day . Last week, a surprise prequel episode of The Bear (which he also co-wrote) , dropped on Hulu ahead of that hit show (on which Bernthal appears in a recurring capacity in a role that’s won him a Best Guest Actor Emmy) debuting its final season in June. This all comes in the midst of his Broadway debut, where he’s stepped into Al Pacino’s shoes for a stage adaptation of Dog Day Afternoon .…