Pass the production along, not just the path to it
Set the namespace for dtb
The db assigns ids for the archive container
Use a separate db for the archiving table
Create a different container id for archiving distribution masters
Make sure add-to-db returns the production

so that we can use it with the threading macro
Make sure title and publisher are never empty when creating an iso

otherwise mkisofs will fail
No need to clean up for master archive

as there are no temp files such as mp3 or iso files.
Pass the name of the manifest member to the audio encoder

not the path to the file set directory
Make sure the iso ends up inside the archiving spool dir