优化Dify工具逻辑，调整知识提取和重排序流程，增强API调用的重试机制，更新意图识别API以支持更好的错误处理和日志记录，改进多线程检索功能

rag2_0/dify/dify_tool.py

@@ -453,16 +453,13 @@ class NewWorkflowChat(BaseWorkflowChat):
             # 先取出重排得分
             message_info = self.dify_tool.get_message_debug_info_by_id(message_id=message_id)
             for workflow_node in message_info["workflow_node_executions_info"]:
-                if workflow_node["title"] == "软件知识检索聚合":
-                    retrieve_outputs = json.loads(workflow_node["inputs"])["result"]
+                if workflow_node["title"] == "提取处理后的知识":
+                    retrieve_outputs = json.loads(workflow_node["outputs"])["source_kno"]
                     reranker_sorce = [{"score":result["metadata"]["score"], "segment_id":result["metadata"]["segment_id"]} for result in retrieve_outputs]
-
+                    break
 
             for workflow_node in message_info["workflow_node_executions_info"]:
-                if workflow_node["title"] == "软件知识检索聚合":
-                    retrieve_outputs = json.loads(workflow_node["inputs"])["result"]
-                    reranker_sorce = [{"score":result["metadata"]["score"], "segment_id":result["metadata"]["segment_id"]} for result in retrieve_outputs]
-                elif workflow_node["title"] == "提取处理后的知识":
+                if workflow_node["title"] == "提取处理后的知识":
                     outputs = json.loads(workflow_node["outputs"])["knowledge_list"]
                     retrieve_title, max_score, min_score, avg_score = self.get_retrieve_info(query=query, outputs=outputs, reranker_sorce_info=reranker_sorce)
                 elif workflow_node["title"] == "意图识别结果解析":