Much of the self-destruction flowed from the pages of Project 2025. You can't just blame Trump: you have to include the Heritage Foundation and the entire Republican party.
This is not a problem that goes away when Trump ultimately leaves office.
Absolutely, Trump is a symptom of the problem. The root of the problem is the moral rot of the Republican Party.
Not to mention an electorate that voted for it after the entire plan was spelled out for them.