Session bookend 2026-08-07 (dc0 tailscale .7 carved-and-ready): GA-R4 + sweep ...

Bounded ledger summary + rotation (08-04 block -> archive, 296/300); sweep
docs/audit/queued-findings-20260807-dc0-tailscale-provisioning.txt (F1-F4
first-surface); CURRENT-STATE + changelog ping-verification edits (both .7
legs live). Deliverable d36d815..c8ddfb6 already pushed.

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