GA-R4 bookend for the dc1-region-sequence session (F NetBox importer; dc1 region
topology/IPAM/DHCP-cutover/power-key; SEC-031 edge rebuild + runbook/tool). Bounded
ledger summary + rotation (2026-08-05 x2 archived, now 283 lines). Sweep
docs/audit/queued-findings-20260807-dc1-region-sequence.txt: 3 FIRST SURFACE
(console-driver harness owed; run-logged gap; jammy source-index trap). CURRENT-STATE
records the standup progress (steps a-b done, D/E remaining). Gates: repo-lint 0-fail,
gauntlet ALL GREEN (102), ledger-scan SEC 29->28.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Fg98z7QyzwYUs8fsWCn728