I already answered in the German Kodinerds forum.
frontend: nvidia shield tv 2019 pro | apple tv 4k | sonos arc 5.1.2 | lg oled65c97la
backend: supermicro x11ssh-ctf | xeon | 64gb ecc | wd red | zfs raid-z2 | dd max s8
software: debian | proxmox | openmediavault | docker | kodi | emby | tvheadend | fhem | unifi