Exactly, and more importantly it changes the check from <= to < to avoid that X.0 passes the check but X.1 does not.
See my post at https://forum.proxmox.com/threads/debian-13-1-lxc-template-fails-to-create-start-fix.171435/post-798952 for a bit...
This has been reported (with a work-around) several times since yesterday. Here is one: https://forum.proxmox.com/threads/proxmox-8-4-12-and-debian-13-1-lxc-containers.171432/
I'm running still proxmox 8.4.12 with Non production-ready repository and did yesterday an update for my containers to Debian 13.1 and none of them works anymore.
lxc-start 100 20250907091825.509 INFO confile -...