Johnson is willing to shut the government down over a 'poison pill' non-issue that, even if passed, has 0 chance in the Senate.

If Trump wins and the MAGA Party holds the House and gets the Senate, they’ll pass this and other things that will make it so "you'll never have to vote again. We'll have it fixed so good you won't have to vote."

He must be beaten decisively in November.

Trump Calls for Government Shutdown Unless Congress Makes It Harder for Americans to Vote:
https://www.rollingstone.com/politics/politics-news/trump-government-shutdown-congress-save-act-1235106067/