关于权限的说明

## 简要描述 - 正常登录认证获取令牌, 在登录接口返回的header中 ![image-20201201152324416](https://gitee.com/JoeMendez/picGoImages/raw/master/img/20201201152326.png) 形如: ```json Bearer eyJ0eXO0diJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOi24sdJwZXJtaXNzaW9uc1wiOltcImRvY3RvclwiXSxcInJlZGlzS2V5XCI6MTU5ODg1NzIyMDc4OCxcInVzZXJJZFwisdwiNTI5MlwiLFwasXhwaXJlc0F0XCI6MTU5ODg1NzIyMDc4OH0iLCJpc3MiOiJjcHNfYWVzIiwicmVkaXNLZzxcvjE1OTg4NTcyMjA3ODgsImV4cCI6MTU5ODg1NzcwNiwiZXhUaW1lIjoxNTk4ODU3NzA2MDYwfQ.g0_AAKM2S5Q95okstIJuRHNgBK8_bWTRQuxLUe6OfT9 ```