- vlogger fixes
- avoid unitialized reads of urandom at boot
- make sysctl handling more like `sysctl --system`
- add agetty services for hvc0 and hvsi0
- mount cgroup v2 unified file system at boot
- support PARTUUID labeling in /etc/crypttab
- import ZFS pools even when no zpool.cache exists
- make reboot/halt behavior consistent with documentation