Sync both server snapshots with what the live machines run, and keep their backup tooling

server/home/systemd/server-backup.timer

@@ -0,0 +1,14 @@
+[Unit]
+Description=Daily backup of /home/gib/Server to the ZFS pool
+
+[Timer]
+# MUST finish before cron.daily fires zfs-auto-snapshot (~03:22-03:52); a snapshot that
+# catches a running rsync stores a partial backup as that day's history.
+# 02:00 also staggers against the VPS backup, which pushes into this same pool at 01:00.
+OnCalendar=*-*-* 02:00:00
+RandomizedDelaySec=10m
+Persistent=true
+Unit=server-backup.service
+
+[Install]
+WantedBy=timers.target