feat: 接入langfuse

app/processor/graph.py

@@ -23,20 +23,25 @@ from app.processor.state import QueryState
 
 
 def route_after_intent(state: QueryState) -> str:
+    # 按最终意图分流：问答进入 QA，意图不明进入澄清，新建或修改进入需求理解
     return state["intent"]
 
 
 def route_after_requirement(state: QueryState) -> bool:
+    # True 进入澄清，False 进入修改范围判断
     return state["requirement"].needs_clarification
 
 
 def route_after_wait(state: QueryState) -> str:
+    # 用户补充后回到输入节点合并上下文，取消则结束流程
     return "input_node" if state["status"] == "running" else END
 
 
 def route_after_scope(state: QueryState) -> str:
+    # 需要规划时先获取组件能力，供规划节点选择可用组件
     if state["change_scope"].needs_planning:
         return "component_resource_node"
+    # 已支持的简单修改直接生成动作，尚不支持的需求暂时结束流程
     return "action_node" if can_generate_actions(state) else END
 
 
@@ -208,6 +213,7 @@ if __name__ == "__main__":
     from pydantic import BaseModel
 
     from app.clients.decision import close_decision_engine
+    from app.observability.tracing import ainvoke_screen, flush_tracing
 
     async def main():
         # 1. 修改请求，测试完整流程
@@ -230,10 +236,17 @@ if __name__ == "__main__":
                 "context": {"selected_node_ids": ["sales-chart"]},
             }
         }
+
         # 2. 执行图，程序退出时关闭共享连接
-        config = {"configurable": {"thread_id": str(uuid4())}}
+        thread_id = str(uuid4())
+        session_id = (
+            state["request"].get("context", {}).get("conversation_id") or thread_id
+        )
+
         try:
-            final_state = await query_app.ainvoke(state, config=config)
+            final_state = await ainvoke_screen(
+                query_app, state, thread_id=thread_id, session_id=session_id
+            )
             while final_state.get("__interrupt__"):
                 pending = final_state["__interrupt__"][0].value
                 print(pending["question"])
@@ -252,11 +265,15 @@ if __name__ == "__main__":
                     notes = input("补充说明（可留空）：").strip()
                     if notes:
                         reply["answer"] = notes
-                final_state = await query_app.ainvoke(
-                    Command(resume=reply), config=config
+                final_state = await ainvoke_screen(
+                    query_app,
+                    Command(resume=reply),
+                    thread_id=thread_id,
+                    session_id=session_id,
                 )
         finally:
             await close_decision_engine()
+            flush_tracing()
 
         # 3. 打印完整 state
         print(

app/processor/nodes/clarify_node.py

@@ -46,6 +46,7 @@ if __name__ == "__main__":
     from pydantic import BaseModel
 
     from app.clients.decision import close_decision_engine
+    from app.observability.tracing import ainvoke_screen, flush_tracing
     from app.processor.graph import query_app
 
     async def main():
@@ -57,11 +58,12 @@ if __name__ == "__main__":
             }
         }
         try:
-            final_state = await query_app.ainvoke(
-                state, config={"configurable": {"thread_id": "clarify-test"}}
+            final_state = await ainvoke_screen(
+                query_app, state, thread_id="clarify-test"
             )
         finally:
             await close_decision_engine()
+            flush_tracing()
         print(
             json.dumps(
                 {