authorization

• 用户授权
• 认证 (authentication) 和授权 (authorization)
• https://blog.csdn.net/canlets/article/details/50749652

ref:

• https://github.com/hhstore/blog/issues/140

lib:

• https://github.com/casbin/casbin
  • https://github.com/gin-contrib/authz
• https://github.com/ory/ladon
• https://github.com/qor/roles