this is just marketing spam for: install this plugin.
All the steps that promise slightly more details just mention "Coming Soon" [0]
[0]: https://github.com/scarolan/grafana-cloud-tutorial/blob/main...
i mean, you can always roll your own UI if that's something you prefer / can do. (grafana uses uPlot [0] if you need to render millions of points).
disclaimer: i work on dataviz at grafana
well, that's not untrue either :)