# File lib/ruote/part/storage_participant.rb, line 80
    def on_workitem

      doc = workitem.to_h

      doc.merge!(
        'type' => 'workitems',
        '_id' => to_id(doc['fei']),
        'participant_name' => doc['participant_name'],
        'wfid' => doc['fei']['wfid'])

      doc['store_name'] = @store_name if @store_name

      @context.storage.put(doc)
    end