$ 0 0 Hello!I have read this https://docs.microsoft.com/en-us/dotnet/api/microsoft.aspnetcore.authentication.authenticationhttpcontextextensions.authenticateasync?view=aspnetcore-2.0#Microsoft_AspNetCore_Authentication_AuthenticationHttpContextExtensions_AuthenticateAsync_Microsoft_AspNetCore_Http_HttpContext_What is the purposes of this method? How can I use it in MVC app?Thank you for your asistance!