Under a certain strain of authoritarianism, a regime-approved vanity movie wouldn’t even need to premiere in cinemas. Cars with roof-mounted megaphones would circle the towns, announcing mandatory showtimes in the public square. Subjects would dutifully file there to watch it, emitting laughter on cue, under the eye of armed enforcers. Marketed far and wide with the tantalizing tagline “A New Film,” Melania captures the first lady of the United States Melania Trump (née Melanija Knavs) in the