Author Adriana Trigiani’s new book, “Very Valentine,” (Harper Collins - $25.99) is the first in a planned trilogy about an Italian family who has spent the past 80 years making custom wedding shoes at The Angelini Shoe company. The business has fallen on tough times. Its widowed matriarch, Teodoro, is aging. Her single granddaughter, Valentine Roncalli, has given up a teaching job to learn the trade. They’re struggling to find a place in the world of mass-produced footwear.