${flag.equals('同意')}

${flag.equals('驳回')}   驳回线

https://paper.pig4cloud.com/#%E5%A4%9A%E7%A7%9F%E6%88%B7%E5%AE%9E%E7%8E%B0   介绍

https://www.devdoc.cn/   activiti 表结构

https://www.devdoc.cn/activiti-table-summary.html    activiti 表结构