Probably related: https://github.com/dimsemenov/PhotoSwipe/issues/1319
But also look for other related issues and try contacting the Photoswipe maintainer to ask, if a general feature integration wouldn't make a lot of sense?
Active
5.0
Code
https://photoswipe.com/adding-ui-elements/#adding-navigation-indicator-b... is a bit related
✨ possibility of bullets in galleries Active