BanAPIForUserCenter ban api for user center.

ExtractAndSetAcceptLanguage extract accept language from header and set to context.

ExtractToken extract token from context.

GetIsAdminFromContext get user is admin from context.

GetLoginUserIDFromContext get user id from context.

GetUserInfoFromContext get user info from context.

NewAuthUserMiddleware new auth user middleware.

NewAvatarMiddleware new auth user middleware.

NewRateLimitMiddleware new rate limit middleware.

ProviderSetMiddleware is providers.

AuthUserMiddleware auth user middleware.