ARCH: удержать year-switch после contracts pivot

llm_normalizer/backend/tests/addressQueryRuntimeM23.test.ts

@@ -4080,6 +4080,28 @@ describe("address query limited taxonomy and stage diagnostics", { timeout: 1500
   });
 });
 
+it("auto-broadens out-of-window period after contracts pivot and keeps requested year in the reply", async () => {
+  const service = new AddressQueryService();
+  const seed = await service.tryHandle("покажи договора все по жуковке 51");
+  expect(seed?.handled).toBe(true);
+  expect(seed?.debug.detected_intent).toBe("list_contracts_by_counterparty");
+
+  const result = await service.tryHandle("Р° Р·Р° 2021?", {
+    followupContext: {
+      previous_intent: (seed?.debug.detected_intent as any) ?? "list_contracts_by_counterparty",
+      previous_filters: seed?.debug.extracted_filters,
+      previous_anchor_type: (seed?.debug.anchor_type as any) ?? "counterparty",
+      previous_anchor_value: seed?.debug.anchor_value_resolved ?? seed?.debug.anchor_value_raw ?? null
+    }
+  });
+
+  expect(result?.handled).toBe(true);
+  expect(result?.debug.detected_intent).toBe("list_contracts_by_counterparty");
+  expect(result?.debug.selected_recipe).toBe("address_contracts_by_counterparty_v1");
+  expect(result?.debug.limitations).toContain("period_window_auto_broadened_to_available_data");
+  expect(String(result?.reply_text ?? "")).toContain("2021");
+});
+
 describe("address decompose stage follow-up carryover", () => {
   it("promotes selected-object supplier slang follow-up into inventory provenance with inherited date context", () => {
     const result = runAddressDecomposeStage('По выбранному объекту "Столешница 600*3050*26 дуб ниагара": кто это поставил нам', {