feat(agent): add debug output switches

ai_knowledge_base_v2/apps/backend/tests/test_agent_runtime_config.py

@@ -13,12 +13,13 @@ from app.models import Base
 from app.models.admin import Admin
 from app.models.ai_config import ModelConfig, SystemConfig
 from app.schemas.admin import AgentDebugRequest, AgentRuntimeConfigSaveRequest
+from app.services.agent_debug_service import AgentDebugService
 from app.services.model_stream_service import (
     AsyncStreamingModelResponse,
     _openai_stream_payload,
     _stream_configured_model_async,
 )
-from app.services.model_service import ModelClientService, _max_output_tokens
+from app.services.model_service import ModelClientService, _copy_model_with_overrides, _max_output_tokens
 from app.services.rag_service import RagResult
 
 
@@ -146,6 +147,23 @@ def test_disabled_stream_returns_one_complete_chunk():
     assert chunks == [answer]
 
 
+def test_debug_stream_setting_overrides_model_without_changing_it():
+    model = _model()
+    debug_model = _copy_model_with_overrides(model, {"stream_enabled": 0})
+
+    assert model.stream_enabled == 1
+    assert debug_model.stream_enabled == 0
+
+    payload = AgentDebugRequest(
+        promptContent="测试",
+        modelId=1,
+        question="测试",
+        streamEnabled=0,
+        reasoningVisible=1,
+    )
+    assert AgentDebugService.overrides(payload)["stream_enabled"] == 0
+
+
 @pytest.mark.parametrize("reasoning_visible", [True, False])
 def test_agent_debug_stream_respects_reasoning_visibility(reasoning_visible):
     async def chunks():
@@ -179,7 +197,7 @@ def test_agent_debug_stream_respects_reasoning_visibility(reasoning_visible):
         db.add(SystemConfig(
             id=1,
             config_key="show_model_reasoning",
-            config_value="true" if reasoning_visible else "false",
+            config_value="false" if reasoning_visible else "true",
         ))
         db.commit()
         payload = AgentDebugRequest(
@@ -188,6 +206,7 @@ def test_agent_debug_stream_respects_reasoning_visibility(reasoning_visible):
             knowledgeIds=[],
             question="怎么冷静",
             maxToken=8192,
+            reasoningVisible=1 if reasoning_visible else 0,
         )
         with (
             patch(