Maybe you've seen this site, maybe not: https://www.littlebearlactation.com/post/baby-wearing-breastfeeding-safely-breastfeed-while-babywearing#viewer-tua26269
It explains better than I could, and has other details I forgot about. All I could remember is that you have to loosen the wrap a little so the baby can slide down a little to nurse (upright), then scoot them back up and re-tighten. The logistics are hard at first. Good luck!