Former President Donald Trump has derided Rep. Kevin McCarthy for the House minority leader’s “very, very foolish decision” not to participate in the congressional committee investigating the Jan. 6 attack on the Capitol. “Unfortunately, a bad decision was made. This committee — it was a bad decision not to have representation on this committee,” Trump told far-right-wing podcast host Wayne Allyn Root last week. “That was a very, very foolish decision.” Trump appeared to concede that it was a huge blunder to cede total control of the committee to his political enemies, effectively giving him n…