font-awesome

It handles icons.

print(dashboard_deps[[2]])

List of 10
 $ name      : chr "font-awesome"
 $ version   : chr "6.5.2"
 $ src       :List of 1
  ..$ file: chr "fontawesome"
 $ meta      : NULL
 $ script    : NULL
 $ stylesheet: chr [1:2] "css/all.min.css" "css/v4-shims.min.css"
 $ head      : NULL
 $ attachment: NULL
 $ package   : chr "fontawesome"
 $ all_files : logi TRUE
 - attr(*, "class")= chr "html_dependency"