-- Metadata of jobs to be fetched by the scheduler and to be
-- assigned to the workers
-- part of the *new* job system
JobMeta
  occurrence JobOccurrence  -- When should the job be executed?
                            -- (Possibly recurring)
  ressources JobRessources
  deriving Eq Ord Show Generic

-- Actual job to be fetched and executed by the workers
-- part of the *new* job system
JobData
  meta       JobMetaId
  content    Value  -- JSON representation of the job content
                    -- (parsing as generic Aeson Value 
                    --  instead of Job for compatibility with 
                    --  legacy jobs)
  deriving Eq Ord Show Generic