db-size-monitor blind to /var/lib: add to scan roots (currently /home/rob /opt /srv /rtshared). The llmmsg-srv hub DB (/var/lib/llmmsg-srv/v2.sqlite 38M live + llmmsg.sqlite 30M dead-v1) never appears in size snapshots - exactly the DB Elazar worries about. Also surfaces probe-table growth (host_probes 32k rows) for retention review.