chore(07): UAT Test 7 pass — Exchange NTLM connection verified

Domain field must be left empty or set to actual AD domain; placeholder
value 'CONTOSO' causes 401.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.planning/STATE.md

@@ -3,8 +3,8 @@ gsd_state_version: 1.0
 milestone: v1.0
 milestone_name: milestone
 status: executing
-stopped_at: Phase 07 Plan 05 complete (DKV Fleet Module Frontend)
-last_updated: "2026-06-27T15:05:48.000Z"
+stopped_at: context exhaustion at 76% (2026-06-28)
+last_updated: "2026-06-28T21:05:27.533Z"
 last_activity: 2026-06-27 -- Phase 07 execution started
 progress:
   total_phases: 7
@@ -138,6 +138,6 @@ Items acknowledged and carried forward from previous milestone close:
 
 ## Session Continuity
 
-Last session: 2026-06-27T15:05:47.993Z
-Stopped at: Phase 07 Plan 05 complete (DKV Fleet Module Frontend)
+Last session: 2026-06-28T21:05:27.525Z
+Stopped at: context exhaustion at 76% (2026-06-28)
 Resume file: .planning/phases/07-dkv-fleet-module/07-06-PLAN.md