Kristian Klausen authored
This is meant to be used in the Hetzner cloud sandbox project, so SSH keys can be injected when a new VM is created from e.g. a CI pipeline, so that the CI pipeline can SSH to the newly created VM. The EC2 metadata service is used over the Hetzner metadata service, as it is supported by more providers (including Hetzner).
To learn more about this project, read the wiki.