One thing I will also suggest is looking into https://home.tdarr.io/. It’s software that will re-encode your media to h265, saving you a lot of space. I just set it up on my synology NAS because I am at 80% storage and don’t feel like buying another drive yet.
This blog post taught me how to download directly to my NAS using curl. https://michelenasti.com/from-google-photos-to-synology-photos/
I’ll have to check it out. I would love to replace my fire stick. I am trying to get jellyfin setup.