Clean up the environment

To clean up all resources created by SkyCluster, run the following command:

# Disable inter-cluster connectivity first
skycluster mesh --disable

# Clean up all resources created by SkyCluster
skycluster xkube list
skycluster xkube delete -n <cluster-name>

skycluster xprovider list
skycluster xprovider delete -n <provider-name>

# Finally, run the cleanup command to remove any remaining
# configurations
skycluster cleanup