I would like a hint on creating an image viewer that shows multiple images over a network drive.

Thank you for taking the time to look at this topic.
I’m a designer and I’m trying to create a viewer in Nreal that can show multiple images across a network drive.
I would like to achieve the functionality shown in the following figure, and I was wondering if anyone has any tips or samples on how to create this.
Thank you very much for your help.

This message has been translated from Japanese.
I’m sorry if this is difficult to understand.