Do yourself a favor and do not use the latest tag. Always use the tag for the explicit version you want. Makes things a lot more stable.
You also mentioned that jellyfin prompted you with the installation wizard after the update. It seems like you fixed your problem but for the next time: this is not expected behaviour. A short downtime right after the new container started is normal but afterwards the server should run normally with the same configuration as before.
This “news site” is a train wreck, jesus fucking christ (pun intended).