glances
Re:Visual Studio online available for public preview
on Monday November 04, 2019 @05:41PM (#21447432)
From this on the github page: https://github.com/MicrosoftDocs/vsonline/issues/41
"Presently, running the "Register" command via a full instance of VS Code is the only supported flow, but the scenario you described of hosting a server without a GUI is on the product roadmap."