In "Joy joy nails" unusual close-ups and adept cinematography combine the claustrophobic feelings of a confined workplace with the eerie lighting from the city's streets, its buses and subways. “Joy Joy Nails,” directed by New Yorker Joey Ally, gives us a behind-the-scenes look at a Queens nail salon from the viewpoint of its employees, most of whom are Korean. Subtitles (in the foreign film tradition) help convey what they’re