ARCH: усилить metadata ambiguity choice sets в lane arbitration

llm_normalizer/backend/src/services/assistantContinuityPolicy.ts

@@ -192,6 +192,17 @@ export function readAssistantMcpDiscoveryMetadataAmbiguityDetected(
   return readAssistantMcpDiscoveryDerivedMetadataSurface(debug)?.ambiguity_detected === true;
 }
 
+export function readAssistantMcpDiscoveryMetadataAmbiguityEntitySets(
+  debug: Record<string, unknown> | null,
+  toNonEmptyString: (value: unknown) => string | null = fallbackToNonEmptyString
+): string[] {
+  const values = readAssistantMcpDiscoveryDerivedMetadataSurface(debug)?.ambiguity_entity_sets;
+  if (!Array.isArray(values)) {
+    return [];
+  }
+  return values.map((item) => toNonEmptyString(item)).filter((item): item is string => Boolean(item));
+}
+
 function mapAssistantMcpDiscoveryPilotScopeToAddressIntent(
   pilotScope: string | null,
   actionFamily: string | null

llm_normalizer/backend/src/services/assistantMcpDiscoveryTurnInputAdapter.ts

@@ -265,6 +265,7 @@ function collectFollowupDiscoverySeed(followupContext: Record<string, unknown> |
   metadataRouteFamily: string | null;
   metadataSelectedEntitySet: string | null;
   metadataAmbiguityDetected: boolean;
+  metadataAmbiguityEntitySets: string[];
 } {
   const previousFilters = toRecordObject(followupContext?.previous_filters);
   const rootFilters = toRecordObject(followupContext?.root_filters);
@@ -302,10 +303,29 @@ function collectFollowupDiscoverySeed(followupContext: Record<string, unknown> |
     dateScope,
     metadataRouteFamily: toNonEmptyString(followupContext?.previous_discovery_metadata_route_family),
     metadataSelectedEntitySet: toNonEmptyString(followupContext?.previous_discovery_metadata_selected_entity_set),
-    metadataAmbiguityDetected: followupContext?.previous_discovery_metadata_ambiguity_detected === true
+    metadataAmbiguityDetected: followupContext?.previous_discovery_metadata_ambiguity_detected === true,
+    metadataAmbiguityEntitySets: collectEntityCandidates(followupContext?.previous_discovery_metadata_ambiguity_entity_sets)
   };
 }
 
+function metadataEntitySetsSuggestDocumentLane(values: string[]): boolean {
+  return values.some((value) => /(?:документ|document|invoice|waybill|накладн|счет[- ]?фактур|акт)/iu.test(value));
+}
+
+function metadataEntitySetsSuggestMovementLane(values: string[]): boolean {
+  return values.some((value) =>
+    /(?:регистр|register|movement|движени|операц|проводк|bank)/iu.test(value)
+  );
+}
+
+function metadataAmbiguityCollapsesToDocumentLane(values: string[]): boolean {
+  return values.length > 0 && metadataEntitySetsSuggestDocumentLane(values) && !metadataEntitySetsSuggestMovementLane(values);
+}
+
+function metadataAmbiguityCollapsesToMovementLane(values: string[]): boolean {
+  return values.length > 0 && metadataEntitySetsSuggestMovementLane(values) && !metadataEntitySetsSuggestDocumentLane(values);
+}
+
 function hasLifecycleSignal(text: string): boolean {
   return /(?:сколько\s+лет|как\s+давно|давно\s+ли|возраст|перв(?:ая|ый)\s+актив|когда\s+начал|когда\s+появ|lifecycle|activity\s+duration|business\s+age|how\s+long)/iu.test(
     text
@@ -520,6 +540,8 @@ export function buildAssistantMcpDiscoveryTurnInput(
   const metadataAmbiguityResolvedDocumentFollowupApplicable = Boolean(
     followupSeed.pilotScope === "metadata_inspection_v1" &&
       followupSeed.metadataAmbiguityDetected &&
+      (followupSeed.metadataAmbiguityEntitySets.length === 0 ||
+        metadataEntitySetsSuggestDocumentLane(followupSeed.metadataAmbiguityEntitySets)) &&
       followupSeed.counterparty &&
       !rawLifecycleSignal &&
       !rawValueFlowSignal &&
@@ -536,6 +558,8 @@ export function buildAssistantMcpDiscoveryTurnInput(
   const metadataAmbiguityResolvedMovementFollowupApplicable = Boolean(
     followupSeed.pilotScope === "metadata_inspection_v1" &&
       followupSeed.metadataAmbiguityDetected &&
+      (followupSeed.metadataAmbiguityEntitySets.length === 0 ||
+        metadataEntitySetsSuggestMovementLane(followupSeed.metadataAmbiguityEntitySets)) &&
       followupSeed.counterparty &&
       !rawLifecycleSignal &&
       metadataMovementHintSignal
@@ -553,14 +577,40 @@ export function buildAssistantMcpDiscoveryTurnInput(
       !metadataMovementHintSignal &&
       hasMetadataDownstreamContinuationSignal(rawText)
   );
+  const metadataAmbiguityCollapsedDocumentLaneContinuationApplicable = Boolean(
+    followupSeed.pilotScope === "metadata_inspection_v1" &&
+      followupSeed.metadataAmbiguityDetected &&
+      metadataAmbiguityCollapsesToDocumentLane(followupSeed.metadataAmbiguityEntitySets) &&
+      followupSeed.counterparty &&
+      !rawLifecycleSignal &&
+      !rawValueFlowSignal &&
+      !rawMetadataSignal &&
+      !metadataDocumentHintSignal &&
+      !metadataMovementHintSignal &&
+      hasMetadataDownstreamContinuationSignal(rawText)
+  );
+  const metadataAmbiguityCollapsedMovementLaneContinuationApplicable = Boolean(
+    followupSeed.pilotScope === "metadata_inspection_v1" &&
+      followupSeed.metadataAmbiguityDetected &&
+      metadataAmbiguityCollapsesToMovementLane(followupSeed.metadataAmbiguityEntitySets) &&
+      followupSeed.counterparty &&
+      !rawLifecycleSignal &&
+      !rawValueFlowSignal &&
+      !rawMetadataSignal &&
+      !metadataDocumentHintSignal &&
+      !metadataMovementHintSignal &&
+      hasMetadataDownstreamContinuationSignal(rawText)
+  );
   const metadataGroundedDocumentLaneApplicable =
     metadataGroundedDocumentFollowupApplicable ||
     metadataAmbiguityResolvedDocumentFollowupApplicable ||
-    (metadataGroundedLaneContinuationApplicable && followupSeed.metadataRouteFamily === "document_evidence");
+    (metadataGroundedLaneContinuationApplicable && followupSeed.metadataRouteFamily === "document_evidence") ||
+    metadataAmbiguityCollapsedDocumentLaneContinuationApplicable;
   const metadataGroundedMovementLaneApplicable =
     metadataGroundedMovementFollowupApplicable ||
     metadataAmbiguityResolvedMovementFollowupApplicable ||
-    (metadataGroundedLaneContinuationApplicable && followupSeed.metadataRouteFamily === "movement_evidence");
+    (metadataGroundedLaneContinuationApplicable && followupSeed.metadataRouteFamily === "movement_evidence") ||
+    metadataAmbiguityCollapsedMovementLaneContinuationApplicable;
   const effectiveMetadataFollowupSeedApplicable =
     metadataFollowupSeedApplicable &&
     !metadataGroundedDocumentLaneApplicable &&
@@ -784,6 +834,12 @@ export function buildAssistantMcpDiscoveryTurnInput(
   if (metadataGroundedLaneContinuationApplicable) {
     pushReason(reasonCodes, "mcp_discovery_metadata_grounded_lane_continuation");
   }
+  if (metadataAmbiguityCollapsedDocumentLaneContinuationApplicable) {
+    pushReason(reasonCodes, "mcp_discovery_metadata_ambiguity_collapsed_to_document_lane");
+  }
+  if (metadataAmbiguityCollapsedMovementLaneContinuationApplicable) {
+    pushReason(reasonCodes, "mcp_discovery_metadata_ambiguity_collapsed_to_movement_lane");
+  }
   if (unsupported) {
     pushReason(reasonCodes, "mcp_discovery_unsupported_but_understood_turn");
   }

llm_normalizer/backend/src/services/assistantTransitionPolicy.ts

@@ -11,6 +11,7 @@ import {
   readAddressDebugFilters,
   readAddressDebugItem,
   readAssistantMcpDiscoveryMetadataAmbiguityDetected,
+  readAssistantMcpDiscoveryMetadataAmbiguityEntitySets,
   readAssistantMcpDiscoveryMetadataRouteFamily,
   readAssistantMcpDiscoveryMetadataSelectedEntitySet,
   readAddressDebugTemporalScope,
@@ -621,6 +622,10 @@ export function createAssistantTransitionPolicy(deps) {
     const sourceDiscoveryMetadataAmbiguityDetected = readAssistantMcpDiscoveryMetadataAmbiguityDetected(
       carryoverSourceDebug
     );
+    const sourceDiscoveryMetadataAmbiguityEntitySets = readAssistantMcpDiscoveryMetadataAmbiguityEntitySets(
+      carryoverSourceDebug,
+      deps.toNonEmptyString
+    );
     const llmExplicitIntent = deps.toNonEmptyString(llmPreDecomposeMeta?.predecomposeContract?.intent);
     const llmSelectedObjectScopeDetected =
       llmPreDecomposeMeta?.predecomposeContract?.semantics?.selected_object_scope_detected === true;
@@ -956,6 +961,8 @@ export function createAssistantTransitionPolicy(deps) {
         previous_discovery_metadata_route_family: sourceDiscoveryMetadataRouteFamily ?? undefined,
         previous_discovery_metadata_selected_entity_set: sourceDiscoveryMetadataSelectedEntitySet ?? undefined,
         previous_discovery_metadata_ambiguity_detected: sourceDiscoveryMetadataAmbiguityDetected || undefined,
+        previous_discovery_metadata_ambiguity_entity_sets:
+          sourceDiscoveryMetadataAmbiguityEntitySets.length > 0 ? sourceDiscoveryMetadataAmbiguityEntitySets : undefined,
         resolved_counterparty_from_display: resolvedCounterpartyFromDisplay || undefined,
         root_context_only: rootScopedPivot || undefined,
         root_intent: shouldAttachInventoryRootFrame ? inventoryRootFrame?.intent ?? undefined : undefined,