The zipper is perfect! It’s completely hidden, mine is much too visible (I was afraid to sew too close) And the fabric of your skirt is so summery. Did you drafted the pattern yourself? Are you content how it fits (after you inserted the darts - which by the way for my unschooled eye look ok)?
RE: Beware of the A-Line skirt: making the Delphine skirt from Tilly Walnes