The `common.yaml` Butane configuration file merges in all the other
various Butane configuration files that we want to share amonst all
CoreOS machines. These include the authorized SSH keys list, collectd
deployment, SSH host certificate configuration, etc.
The first host running Fedora CoreOS (FCOS) is
*k8s-aarch64-n0.pyrocufflink.blue*. This is a Raspberry Pi 4 that is a
specialized member of the Kubernetes cluster. It hosts the Zigbee2MQTT
and ZWaveJS2MQTT containers, and has the Zigbee and ZWave controller USB
devices attached.
Dustin