Post-F: укрепить VAT, даты остатков и SVK follow-up

llm_normalizer/backend/tests/addressFilterExtractorRegression.test.ts

@@ -23,4 +23,25 @@ describe("address filter extractor regressions", () => {
     expect(extracted.extracted_filters.counterparty).toBe("\u0441\u0432\u043a");
     expect(extracted.warnings).toContain("counterparty_anchor_derived_from_revenue_phrase");
   });
+
+  it("drops document and movement service words as low-quality counterparty anchors", () => {
+    const documentNoise = extractAddressFilters(
+      "документы по контрагенту документам",
+      "list_documents_by_counterparty"
+    );
+    const movementNoise = extractAddressFilters(
+      "Проверить движение по счетам или документам",
+      "list_documents_by_counterparty"
+    );
+    const explicitCheckNoise = extractAddressFilters(
+      "документы по контрагенту Проверить",
+      "list_documents_by_counterparty"
+    );
+
+    expect(documentNoise.extracted_filters.counterparty).toBeUndefined();
+    expect(documentNoise.warnings).toContain("counterparty_anchor_dropped_low_quality");
+    expect(movementNoise.extracted_filters.counterparty).toBeUndefined();
+    expect(explicitCheckNoise.extracted_filters.counterparty).toBeUndefined();
+    expect(explicitCheckNoise.warnings).toContain("counterparty_anchor_dropped_low_quality");
+  });
 });

llm_normalizer/backend/tests/addressFollowupTemporalRegression.test.ts

@@ -144,6 +144,31 @@ describe("address follow-up temporal regressions", () => {
     expect(result?.baseReasons).toContain("period_to_from_followup_context");
   });
 
+  it("does not inherit stale inventory as-of date over an explicit fresh snapshot date", () => {
+    const result = runAddressDecomposeStage(
+      "Покажи складской срез Альтернативы Плюс на 2026-04-16: что есть в остатках, какие самые заметные позиции, и что это говорит о бизнесе.",
+      {
+        previous_intent: "inventory_on_hand_as_of_date",
+        target_intent: "inventory_on_hand_as_of_date",
+        previous_filters: {
+          organization: "ООО Альтернатива Плюс",
+          period_from: "2020-01-01",
+          period_to: "2020-12-31",
+          as_of_date: "2020-12-31"
+        },
+        previous_anchor_type: "organization",
+        previous_anchor_value: "ООО Альтернатива Плюс"
+      }
+    );
+
+    expect(result).not.toBeNull();
+    expect(result?.intent.intent).toBe("inventory_on_hand_as_of_date");
+    expect(result?.filters.extracted_filters.as_of_date).toBe("2026-04-16");
+    expect(result?.filters.extracted_filters.period_from).toBe("2026-04-01");
+    expect(result?.filters.extracted_filters.period_to).toBe("2026-04-30");
+    expect(result?.baseReasons).not.toContain("as_of_date_from_open_items_followup_context");
+  });
+
   it("retargets inventory purchase-date VAT bridge into confirmed VAT period with inherited purchase month", () => {
     const result = runAddressDecomposeStage("ндс можешь прикинуть на дату покупки рабочей станции?", {
       previous_intent: "inventory_purchase_provenance_for_item",
@@ -240,4 +265,30 @@ describe("address follow-up temporal regressions", () => {
     expect(result?.filters.extracted_filters.period_from).toBeUndefined();
     expect(result?.filters.extracted_filters.period_to).toBeUndefined();
   });
+
+  it("replaces document and movement service-word anchors from counterparty follow-up context", () => {
+    const followupContext = {
+      previous_intent: "customer_revenue_and_payments" as const,
+      target_intent: "list_documents_by_counterparty" as const,
+      previous_filters: {
+        organization: "ООО Альтернатива Плюс",
+        counterparty: "Группа СВК",
+        period_from: "2020-01-01",
+        period_to: "2020-12-31"
+      },
+      previous_anchor_type: "counterparty" as const,
+      previous_anchor_value: "Группа СВК",
+      resolved_counterparty_from_display: true
+    };
+
+    const documents = runAddressDecomposeStage("документы по контрагенту документам", followupContext);
+    const movements = runAddressDecomposeStage("Проверить движение по счетам или документам", followupContext);
+
+    expect(documents?.intent.intent).toBe("list_documents_by_counterparty");
+    expect(documents?.filters.extracted_filters.counterparty).toBe("Группа СВК");
+    expect(documents?.baseReasons).toContain("counterparty_from_followup_context");
+    expect(movements?.intent.intent).toBe("list_documents_by_counterparty");
+    expect(movements?.filters.extracted_filters.counterparty).toBe("Группа СВК");
+    expect(movements?.baseReasons).toContain("counterparty_from_followup_context");
+  });
 });

llm_normalizer/backend/tests/addressVatConfirmedRoute.test.ts

@@ -28,6 +28,15 @@ describe("vat payable confirmed as-of route", () => {
     expect(result.reasons).toContain("vat_liability_colloquial_bridge_signal_detected");
   });
 
+  it("keeps VAT period-inspection wording out of inventory snapshot arbitration", () => {
+    const result = resolveAddressIntent(
+      "Что с НДС за 2020 год по Альтернативе Плюс: какая позиция видна, на чем она основана и чего не хватает для налогового вывода?"
+    );
+
+    expect(result.intent).toBe("vat_liability_confirmed_for_tax_period");
+    expect(result.reasons).toContain("vat_period_inspection_bridge_signal_detected");
+  });
+
   it("keeps VAT forecast intent when explicit forecast wording is used", () => {
     const result = resolveAddressIntent("мож прикинусь плиз скока ндс надо заплатить на 15 марта 2020 года");
     expect(result.intent).toBe("vat_payable_forecast");

llm_normalizer/backend/tests/assistantMcpDiscoveryTurnInputAdapter.test.ts

@@ -133,6 +133,36 @@ describe("assistant MCP discovery turn input adapter", () => {
     expect(result.reason_codes).not.toContain("mcp_discovery_payout_signal_detected");
   });
 
+  it("extracts compact scoped counterparty from net follow-up wording when LLM entities are empty", () => {
+    const orgName = "ООО Альтернатива Плюс";
+    const result = buildAssistantMcpDiscoveryTurnInput({
+      userMessage: "А какое нетто по СВК: сколько получили минус сколько заплатили?",
+      followupContext: {
+        previous_discovery_pilot_scope: "counterparty_value_flow_query_movements_v1",
+        previous_filters: {
+          organization: orgName,
+          period_from: "2020-01-01",
+          period_to: "2020-12-31"
+        }
+      }
+    });
+
+    expect(result.adapter_status).toBe("ready");
+    expect(result.should_run_discovery).toBe(true);
+    expect(result.semantic_data_need).toBe("counterparty value-flow evidence");
+    expect(result.turn_meaning_ref).toMatchObject({
+      asked_domain_family: "counterparty_value",
+      asked_action_family: "net_value_flow",
+      explicit_entity_candidates: ["СВК"],
+      explicit_organization_scope: orgName,
+      explicit_date_scope: "2020",
+      unsupported_but_understood_family: "counterparty_bidirectional_value_flow_or_netting",
+      stale_replay_forbidden: true
+    });
+    expect(result.reason_codes).toContain("mcp_discovery_counterparty_from_raw_scope");
+    expect(result.reason_codes).toContain("mcp_discovery_bidirectional_value_flow_signal_detected");
+  });
+
   it("overrides a supported exact current-turn payout route when the question asks for a payment amount", () => {
     const result = buildAssistantMcpDiscoveryTurnInput({
       userMessage: