that's something google cloud docs seem to do really well; their command execution examples have editable components that are applied to all similar examples on

that's something google cloud docs seem to do really well; their command execution examples have editable components that are applied to all similar examples on the page: https://cloud.google.com/compute/docs/instances/custom-hostname-vm#gcloud https://cloud.google.com/compute/docs/instances/custom-hostn... I wondered how this works and if it's FOSS.