davinci 邮箱配置（备忘）

 mail:
    host: smtp.qq.com
    port: 25
    username: 用户名
    fromAddress: [email protected]
    password: 授权码
  
    nickname:

    properties:
      smtp:
        starttls:
          enable: true
          required: true
        auth: true
      mail:
        smtp:
          ssl:
            enable: false