[docs]update readme about new version and wechat figures

README.md

@@ -15,7 +15,7 @@
 </p>
 
 ## 🔔 News
-
+- [2025.01.13] Released muAgent v2.2, providing muAgent-sdk v0.1.0, supporting ekg-sdk and parallel execution of ekg.
 - [2024.10.28] The release of muAgent V2.1, which offers one-click deployment capabilities, including KG-based agent orchestration, Java-based tool and agent registration and management, as well as a user-friendly drag-and-drop front-end product UI.
 - [2024.09.05] we release muAgent v2.0: An Innovative Agent Framework Driven By KG Engine.
 - [2024.04.01] muAgent is now open source, focusing on multi-agent orchestration and collaborating with technologies such as FunctionCall, RAG, and CodeInterpreter.

README_zh.md

@@ -15,7 +15,7 @@
 </p>
 
 ## 🔔 更新
-
+- [2025.01.13] 发布 muAgent v2.2, 提供muAgent-sdk v0.1.0，支持 ekg-sdk 和 ekg并行执行。
 - [2024.11.06] 量子位公众号专题报道：[文章链接](https://mp.weixin.qq.com/s/di_joj2NInGAGNqjDIsleA )
 - [2024.10.28] 发布 muAgent v2.1，提供一键式部署能力，包括基于 KG 的 Agent 编排、基于 Java 的工具/Agent 注册和管理、可拖拉拽编辑的前端产品 UI
 - [2024.09.05] 发布 muAgent v2.0 - EKG：一款由知识图谱引擎驱动的创新 Agent 产品框架

muagent/service/ekg_construct/ekg_construct_base.py

@@ -64,7 +64,7 @@ def __init__(
             do_init: bool = False,
             kb_root_path: str = KB_ROOT_PATH,
             initialize_space=True,
-            clear_history_data=True
+            clear_history_data=False
         ):
 
         self.db_config = db_config