chore.给子任务加了点日志

src/MeoAssistant/ProcessTask.cpp

@@ -225,8 +225,10 @@ bool ProcessTask::_run()
         }
 
         for (const std::string& sub : cur_task_ptr->sub) {
+            LogTraceScope("Sub: " + sub);
             bool sub_ret = ProcessTask(*this, { sub }).run();
             if (!sub_ret && !cur_task_ptr->sub_error_ignored) {
+                Log.error("Sub error and not ignored", sub);
                 return false;
             }
         }