Most invisible zips with finish at the neckline and either have a facing or be lined.
Both facing and lining is stitched by opening the zip, and with the facing right side to the fabric sew with normal zipper foot along the depth of facing, stitch slightly away from coils to facing is clear when you zip up.
Snip corner and notch neck seam curves if needed the turn facing to inside and poke the corners out. They top edge must meet perfectly.
A full dress lining is sewn in exactly the same way as the facing.