Can you give /config, /cache, and transcodes their own folders within the Jelly folder? We want to make sure that they don't mix with each other. This will likely reset your install unless you move the existing files where they need to go.
Jellyfin 10.10.1 (Docker)
Ubuntu 24.04 LTS
Intel i3 12100
Intel Arc A380
OS drive - SK Hynix P41 1TB
Storage
3x WD Red Pro 6TB CMR in RAIDZ1 (JF Library)