Rep. Thomas Massie, the renegade Kentucky Republican who fiercely guards his political independence, doesn’t love being on President Trump’s bad side. He would prefer not to have the president’s allies spend millions to defeat him in a primary. In fact, if Massie had his way, he’d be working for Trump right now. In his telling, in the weeks after the 2024 presidential election, the two men talked about Massie, a farmer who champions raw milk, becoming Trump’s agriculture secretary. Massie had formally endorsed Trump late in the campaign, offering to help him win over libertarians who might be tempted to...