Get user detail from rstudio connect published shiny app into app.R code

Question

Problem Statement: I have a shiny app hosted on Rstudio Connect. In this I want specific information to be show to users based on their roles. For which I need the details of the user from Rstudio-connect to my app.R code when they log into application. So I can compare that with role based data and display relevant information.

I need help in getting user details from rstudio-connect to my shiny code.

Any leads can be helpful!