In the final days of the campaign, stark disagreements between Vice President Kamala Harris and former President Donald Trump over the future of American health care are on display — in particular, in sober warnings about abortion access, the specter of future cuts to the Affordable Care Act, and bold pronouncements about empowering activists eager to change course and clean house. Trump and his campaign have been vague about plans on health care policies, though current and former Trump aides have published blueprints that go well beyond reversing programs in force under the Biden administrat…