v0.4.0

• Identify Kubelet nodes via MachineID instead of SystemUUID (action required) (#96)
  • Host SystemUUID and MachineID are identical on most platforms, but not on Azure or bare-metal
  • Kubelet detected SystemUUID via sysfs, but MachineID requires Kubelet
    be able to read /etc/machine-id from the host (ro mount when Kubelet
    run as a container) (action required)
  • Add support for Azure and bare-metal plaforms by changing to MachineID
• Reset fleet_lock_state gauge on first lock or unlock call (#71)
• Improve reject reply when a client attempts to unlock a lock it doesn't own (#71)

v0.3.0

• Add support for Kubernetes node draining (#51)
• Automate base image, Go version, and module dependency updates
• Build multi-arch container images (amd64, arm64) (#15)
• Switch to using the Prometheus collectors package (#37)

v0.2.0

• Add Prometheus /metrics endpoint (#4)
• Add JSON error responses (#9)
• Fix -version command output (#6)

v0.1.0

• Implement the FleetLock protocol backed by Kubernetes coordination API
• Support reboot groups with separate fleetlock-group Leases
• Use a Role with coordination lease create, get, and update
  • Respect NAMESPACE if set via downward API, default to "default"