Lightbox url become filename not random numbers

Hey!

I want squarespace lightbox to show the filename of jpg in url instead of random numbers.

Can Someone help me make a code so i can achieve this?

I made some examples to make it more clear:

I want this:

https://fotografoslo.no/?itemId=m3ehvfhr3nv9ss8dv2pxsomn9u830x

To be:

https://fotografoslo.no/?itemId=fotograf-oslo-rune-hammerstad-portrett-fotografering

And this:

https://fotografoslo.no/?itemId=ycuyvt25mz7ltaxjqyvc0qahch6nqn

To be:

https://fotografoslo.no/?itemId=portrett-fotografering-oslo-sentrum-fotostudio

Hoping for replys, thank you 🙂