feat(P6): IHF Phase 6 complete — agent-assisted distillation

T08 gate: integration tests for all Phase 6 artifacts (EnvelopeEmissionContract,
InteractionReportingContract, WidgetAdapterSpec, adapter assignment, dashboard
coverage logic); SCOPE.md updated to Phase 6 complete; docs/phase6-summary.md
written (contract model, adapter pattern, known limitations, Phase 7 readiness);
workplan IHUB-WP-0006 marked done.

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

workplans/IHUB-WP-0006-ihf-phase6-cross-framework-ui-adaptation.md

@@ -4,7 +4,7 @@ type: workplan
 title: "IHF Phase 6 — Cross-Framework UI Adaptation Layer"
 domain: inter_hub
 repo: inter-hub
-status: todo
+status: done
 owner: custodian
 topic_slug: inter_hub
 created: "2026-03-29"
@@ -280,7 +280,7 @@ picks up the React widget's `data-widget-id`; docs written.
 
 ```task
 id: IHUB-WP-0006-T07
-status: todo
+status: done
 priority: medium
 state_hub_task_id: "dc8fa48a-7195-4410-a77e-717b53127c2e"
 ```
@@ -311,7 +311,7 @@ adapter changes; stale adapter detection works.
 
 ```task
 id: IHUB-WP-0006-T08
-status: todo
+status: done
 priority: high
 state_hub_task_id: "90ea4814-7603-4016-be34-d41ae091f7e1"
 ```