Docs to update: https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.8/html/customizing_red_hat_developer_hub/customizing-the-quickstarts#about-quickstarts_customizing-the-quickstarts

add this list of icons https://mui.com/material-ui/material-icons/?query=book#search-material-icons to the documentation as well

icon

(Optional) Enter the icon identifier (supported Material UI icons).