fix(agents): bound AI alert card DB readback

apps/api/tests/test_awooop_operator_timeline_labels.py

@@ -1328,6 +1328,51 @@ async def test_list_ai_alert_card_delivery_readback_failsofts_db_unavailable(
     assert payload["learning_registry"]["missing_target_count"] == 6
 
 
+@pytest.mark.asyncio
+async def test_list_ai_alert_card_delivery_readback_failsofts_slow_db(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    class SlowDb:
+        async def execute(self, *_args, **_kwargs):
+            await asyncio.sleep(1)
+
+    class SlowDbContext:
+        async def __aenter__(self):
+            return SlowDb()
+
+        async def __aexit__(self, exc_type, exc, tb):
+            return False
+
+    monkeypatch.setattr(
+        platform_operator_service,
+        "_AI_ALERT_CARD_QUERY_TIMEOUT_SECONDS",
+        0.01,
+    )
+    monkeypatch.setattr(
+        platform_operator_service,
+        "_AI_ALERT_CARD_DB_CONTEXT_EXIT_TIMEOUT_SECONDS",
+        0.01,
+    )
+    monkeypatch.setattr(
+        platform_operator_service,
+        "get_db_context",
+        lambda _project_id: SlowDbContext(),
+    )
+
+    payload = await platform_operator_service.list_ai_alert_card_delivery_readback(
+        project_id="awoooi",
+        page=1,
+        per_page=6,
+        refresh=True,
+    )
+
+    assert payload["summary"]["db_read_status"] == "unavailable"
+    assert payload["summary"]["source_unavailable_reason"] == "TimeoutError"
+    assert payload["summary"]["learning_registry_next_action"] == (
+        "repair_awooop_ai_alert_card_delivery_readback_then_consume_learning_registry"
+    )
+
+
 def test_list_callback_replies_keeps_audit_summary_separate_from_km_summary() -> None:
     source = inspect.getsource(platform_operator_service.list_callback_replies)