title "微信公众号"
refer `
官网 https://weixin.qq.com/
后台 https://mp.weixin.qq.com/
测试 https://mp.weixin.qq.com/debug/cgi-bin/sandboxinfo?action=showinfo&t=sandbox/index
文档 https://developers.weixin.qq.com/doc/offiaccount/Getting_Started/Overview.html
`
qrcode `http://weixin.qq.com/r/_B1-Z7TEXOkjrfAE90jq`

field web.chat.wx.access
field web.chat.wx.menu
field web.chat.wx.scan
field web.chat.wx.tags
field web.chat.wx.users