Vetoes can be overridden by Congress, though Republicans will have to vote with Democrats since the Democrats don't have a significant enough majority. And many of the surviving Republicans are going to have to evaluate how safe they feel given the recent election. Do they continue to fail their constituents and risk losing in 2028 to kowtow to a lame duck president, or do they actually do something worthwhile for their salaries and the trust that's been given to them.