Сжать supplier-overlap ответы и detector utility gap

scripts/test_domain_case_loop_lead_handoff.py

@@ -211,6 +211,33 @@ class DomainCaseLoopLeadHandoffTests(unittest.TestCase):
         self.assertIn("first_line_not_direct_answer", detector_names)
         self.assertNotIn("runtime_tokens_in_user_answer", detector_names)
 
+    def test_business_utility_gap_uses_known_surface_detectors(self) -> None:
+        candidates = dcl.build_detector_candidates(
+            {
+                "target_count": 1,
+                "acceptance_status": "partial",
+                "final_status": "partial",
+                "targets": [
+                    {
+                        "target_id": "inventory_supplier_overlap:step_04_supplier_items_on_stock",
+                        "issue_code": "business_utility_gap",
+                        "severity": "P2",
+                        "evidence_paths": [
+                            "artifacts/domain_runs/pack/scenarios/inventory_supplier_overlap/steps/step_04_supplier_items_on_stock/output.md"
+                        ],
+                    }
+                ],
+            }
+        )
+
+        detector_names = [item["detector"] for item in candidates["candidates"]]
+
+        self.assertIn("business_answer_too_verbose_output", detector_names)
+        self.assertIn("top_level_scaffold_before_answer", detector_names)
+        self.assertIn("runtime_tokens_in_user_answer", detector_names)
+        self.assertIn("limited_answer_without_next_action", detector_names)
+        self.assertNotIn("business_utility_gap_detector", detector_names)
+
     def test_detector_results_gate_allows_pass_and_blocks_fail_or_review(self) -> None:
         pass_ok, pass_reason = dcl.evaluate_detector_results_gate({"status": "pass"})
         fail_ok, fail_reason = dcl.evaluate_detector_results_gate(