-- Configuration settings shared among all uni2work-instances for interoperability (Users can seamlessly switch between uni2work-instances (load-balancing need not attach users to an instance persistently))
-- Mostly cryptographic keys
ClusterConfig
    setting             ClusterSettingsKey -- I.e. Symmetric key for encrypting database-ids for use in URLs, Symmetric key for encrypting user-sessions so they can be saved directly as a browser-cookie, Symmetric key for encrypting error messages which might contain secret information, ...
    value               Value              -- JSON-encoded value
    Primary setting