This is already a feature on the site.

https://blog.pricecharting.com/2022/03/search-pokemon-cards-by-photo.html

Good feedback.  Thanks for letting us know and playing the game.  Besides getting low scores because of Loose condition, was it fun?

Just FYI.  This game is live on the site now.

https://www.pricecharting.com/priceit/video-games

I think it turned out really nice.  People say they enjoy it.  Thanks for sharing your idea and discussing this with me.

What happens when you try to use the existing UPC scanner?  Can you share a screenshot?

We have a web app version.

https://www.pricecharting.com/page/app