fix: 防止文档内容重复

tools/sys_pub.py

@@ -134,6 +134,7 @@ for file in file_list:
 
 ##################  接口数据提取完毕  ##################
 
+os.remove("../../luatos-wiki/api/sys_pub.md")
 doc = open("../../luatos-wiki/api/sys_pub.md", "a+",encoding='utf-8')
 doc.write("# 📮 sys系统消息\n")
 doc.write("\n\n")