First onboarding-diagnostic baseline for GND-SERVER (Grabb & Durando DC/file/RRAS box,
gd.local, 192.168.242.200). Grade RED: 2 critical (host firewall OFF on all profiles;
OS-EOL flag — false positive, build 17763 is Server 2019, supported to 2029), 6 warning
(Defender/AV unconfirmed, built-in Administrator enabled, 1 pending update, 2 disk errors
/14d, pending reboot, 2 stopped auto services), plus tempadmin local admin + no confirmed
BitLocker. Immutable JSON + report under onboarding-baselines/.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>