Driftfin plugin 1.0.1.0

Jellyfin server plugin — see jellyfin-plugin/README.md.

Install via a plugin repository (recommended): add
https://HamadTheIronside.github.io/Driftfin/jellyfin-plugin/manifest.json
under Dashboard → Plugins → Repositories, then install "Driftfin" and restart.

Manual install: unzip driftfin-plugin-1.0.1.0.zip into a Driftfin folder under your Jellyfin plugins/ directory and restart the server.