mqtt切换为远程服务器部署，优化简单指令解析时长

tests/e2e/test_assistant_web_api.py

@@ -1101,7 +1101,7 @@ class TestCodexAssistantWebApi:
         assert "not-for-mcp" not in serialized_events
         assert "模拟编排" in events[-1]["answer"]
 
-    def test_structured_plan_crosses_the_internal_bridge_without_replacing_original_text(
+    def test_explicit_roof_control_uses_local_preview_without_codex(
         self,
     ) -> None:
         events = self.post_assistant(
@@ -1112,17 +1112,14 @@ class TestCodexAssistantWebApi:
             }
         )
 
-        assert FAKE_CODEX.bridge_results[-1][0] == 200
         call = AssistantApiHandler.service.calls[-1]
         assert call["utterance"] == "天幕透光率调到30%"
         assert call["provider"] == "local"
-        forwarded_plan = call["assistant_plan"]
-        assert forwarded_plan["requests"][0]["capability"] == "roof.set_transmittance"
-        assert forwarded_plan["requests"][0]["parameters"] == [
-            {"name": "transmittance_pct", "value": 30}
-        ]
-        assert forwarded_plan["requests"][0]["reason"] == "原始用户请求的结构化候选动作。"
-        assert "instruction" not in call
+        assert "assistant_plan" not in call
+        assert not FAKE_CODEX.turn_calls
+        assert not FAKE_CODEX.bridge_results
+        assert events[0]["route"] == "vehicle_control"
+        assert events[0]["engine"] == "n7web-control-router"
         assert events[-1]["type"] == "answer.completed"
 
     def test_assistant_returns_named_mode_draft_without_saving_it(self) -> None: