同步预警队列后端分页上限为十条

tests/unit/service/test_risk_query_service.py

@@ -103,9 +103,10 @@ def test_cursor_round_trip_and_invalid_values() -> None:
 
 def test_query_schema_enforces_business_page_sizes() -> None:
     assert RiskAlertPageQuery(limit=5).limit == 5
+    assert RiskAlertPageQuery(limit=10).limit == 10
     assert RiskEvidencePageQuery(limit=10).limit == 10
     with pytest.raises(ValueError):
-        RiskAlertPageQuery(limit=6)
+        RiskAlertPageQuery(limit=11)
     with pytest.raises(ValueError):
         RiskEvidencePageQuery(limit=11)