content: Sub Main()
      screen = CreateObject("roSGScreen")
      m.port = CreateObject("roMessagePort")
      screen.SetMessagePort(m.port)
      scene = screen.CreateScene("MainScene")
      screen.show()
      ' vscode_rdb_on_device_component_entry
  
      while true
          msg = wait(0, m.port)
          msgType = type(msg)
          if msgType = "roSGScreenEvent"
              if msg.isScreenClosed() then return
          end if
      end while
  End Sub
  