修复：操作日志兼容旧issue模块

app/views/api/v1/issues/journals/_detail.json.jbuilder

@@ -11,8 +11,8 @@ json.user do
 end
 if journal.is_journal_detail? 
   detail = journal.journal_details.take
-  json.operate_category detail.property == "attr" ? detail.prop_key : detail.property
-  json.operate_content journal.is_journal_detail? ? journal.operate_content : nil
+  json.operate_category @issue.pm_issue_type.nil? ? detail.property == "attr" ? detail.prop_key : detail.property : journal.pm_operate_category
+  json.operate_content journal.is_journal_detail? ? @issue.pm_issue_type.nil? ? journal.operate_content : journal.pm_operate_content : nil
 else
   json.notes journal.notes 
   json.comments_count journal.comments_count