feat(workbench): add dynamic task approval lifecycle

tests/unit/test_workbench_runtime.py

@@ -185,28 +185,7 @@ def test_sensor_location_projection_uses_latest_result_order_and_known_nodes():
 
 
 @pytest.mark.anyio
-async def test_snapshot_projects_persisted_work_orders_and_alerts():
-    work_order = {
-        "id": "wo-1",
-        "code": "WO-20260917-001",
-        "scheduled_at": NOW.replace(hour=3),
-        "title": "北区阀门现场复核",
-        "summary": "复核阀门开度并回传。",
-        "status": "running",
-        "risk_level": "attention",
-        "updated_at": NOW,
-        "detail": "来自正式工单同步适配器。",
-        "recommendation": "完成后复核压力。",
-        "duration_minutes": 45,
-        "source": "生产工单系统",
-        "dispatcher": "调度中心",
-        "priority": "urgent",
-        "location": "北区阀门 V-1",
-        "assignee": "北区班组",
-        "feedback_requirements": ["回传阀门开度", "复核压力"],
-        "activity": [{"sequence": 1, "occurred_at": NOW, "actor": "调度中心",
-                      "kind": "created", "title": "工单创建", "detail": "等待现场复核。"}],
-    }
+async def test_snapshot_projects_persisted_alerts_without_legacy_work_orders():
     persisted_alert = {
         "alert_id": "alarm-1",
         "condition_id": None,
@@ -223,8 +202,6 @@ async def test_snapshot_projects_persisted_work_orders_and_alerts():
     }
 
     snapshot = await build_workbench_runtime_snapshot(
-        work_order_storage_configured=True,
-        work_orders=[work_order],
         alert_storage_configured=True,
         persisted_alerts=[persisted_alert],
         clock=lambda: NOW,
@@ -233,7 +210,7 @@ async def test_snapshot_projects_persisted_work_orders_and_alerts():
     assert snapshot["availability"] == "ready"
     assert snapshot["source"] == "none"
     assert snapshot["schedule_availability"] == "not_configured"
-    assert snapshot["work_order_availability"] == "ready"
+    assert snapshot["work_order_availability"] == "not_configured"
     assert snapshot["alert_availability"] == "ready"
     assert snapshot["conditions"] == []
     assert snapshot["alerts"] == [{
@@ -245,6 +222,4 @@ async def test_snapshot_projects_persisted_work_orders_and_alerts():
         "occurred_at": NOW.replace(minute=29),
         "severity": "warning",
     }]
-    assert snapshot["work_orders"][0]["code"] == "WO-20260917-001"
-    assert snapshot["work_orders"][0]["activity"][0]["title"] == "工单创建"
-    assert "subtasks" not in snapshot["work_orders"][0]
+    assert snapshot["work_orders"] == []