It’s only ever you in there. They just put away the props, take off the makeup, and get ready to argue about which color of pants should go with those shoes your spouse hates but you like so much.

He literally wrote “86 47” on the beach in seashells. This guy is going to laugh his way to the bank on this. Or get railroaded…

I just backup the folder with the pics to my NAS on a schedule with the rest of my backups.

I spun up immich on my computer and it does basically everything you’re asking for. Its duplication detection is pretty good, but definitely tweak the parameters so you don’t get too many false positive matches.