chattr -i /etc/apt/sources.list.d/* \
  ; sed -i 's/bookworm/trixie/g' /etc/apt/sources.list.d/* \
  ; apt clean all \
  ; apt update \
  ; apt-get dist-upgrade --download-only -y

DEBIAN_FRONTEND=noninteractive apt \
  -o Dpkg::Options::="--force-confdef" \
  -o Dpkg::Options::="--force-confold" -y dist-upgrade \
  ; apt clean all \
  ; reboot

rm /etc/apt/sources.list.d/pve-enterprise.* \
  ; rm /etc/apt/sources.list.d/ceph* \
  ; apt clean all \
  ; apt update \
  ; apt dist-upgrade -y \
  ; apt autoremove -y \
  ; reboot