session 不支持设置domain吗 尝试了如下设置均不生效
 尝试了如下设置均不生效 文档中也没找到

`config.session = {
    key: 'EGGSESSION',
    maxAge: 2592000000, 
    httpOnly: false,
    encrypt: true,
    renew: true,
    domain: 'http://*.xxx.cn'
  };`


`config.session = {
    key: 'EGGSESSION',
    maxAge: 2592000000, 
    httpOnly: false,
    encrypt: true,
    renew: true,
    domain: ['http://api.xxx.cn','http://www.xxx.cn']
  };`