Add grounded unified search answers and live verification

src/AdvisoryAI/StellaOps.AdvisoryAI/TASKS.md

@@ -10,6 +10,11 @@ Source of truth: `docs/implplan/SPRINT_20260113_005_ADVISORYAI_controlled_conver
 | SPRINT_20260224_102-G1-005 | DONE | ONNX missing-model fallback integration evidence added (`G1_OnnxEncoderSelection_MissingModelPath_FallsBackToDeterministicHashEncoder`). |
 | SPRINT_20260224_102-G1-004 | DONE | Semantic recall benchmark corpus and assertions complete (48 queries; no exact-term regression; semantic recall uplift proven). |
 | SPRINT_20260224_102-G1-001 | DOING | ONNX runtime package + license docs completed; model asset provisioning at `models/all-MiniLM-L6-v2.onnx` still pending deployment packaging. |
+| AI-SELF-001 | DONE | Unified search now emits the contextual answer payload (`contextAnswer`) with answer state, citations, and follow-up questions for self-serve search. |
+| AI-SELF-002 | DONE | Deterministic grounded/clarify/insufficient fallback policy is implemented in unified search orchestration. |
+| AI-SELF-003 | DONE | Follow-up question generation from route/domain intent, recent actions, and evidence is implemented. |
+| AI-SELF-004 | TODO | Telemetry for unanswered and reformulated self-serve journeys is still pending. |
+| AI-SELF-006 | DONE | Live ingestion-backed answer verification succeeded on the Doctor/knowledge route after local rebuild. |
 | SPRINT_20260222_051-AKS-INGEST | DONE | Added deterministic AKS ingestion controls: markdown allow-list manifest loading, OpenAPI aggregate source path support, and doctor control projection integration for search chunks, including fallback doctor metadata hydration from controls projection fields. |
 | AUDIT-0017-M | DONE | Maintainability audit for StellaOps.AdvisoryAI. |
 | AUDIT-0017-T | DONE | Test coverage audit for StellaOps.AdvisoryAI. |