Cannot upload more files at once

[eikek]

When uploading multiple files at once (with multiple: false), the jobs cannot be added due to key errors.

curl -F file=@README.md -F file=@LICENSE.txt http://localhost:7880/api/v1/open/upload/item/BDw5yfNzpcq-XqnXhH12bCA-7PX55K5oRHL-EGPe2S69uCf

Log output:

restserver [io-compute-2] INFO  d.b.ops.OUpload - Receiving file File(Some(README.md),Some(MimeType(application,octet-stream,Map())),Stream(..))
restserver [io-compute-6] INFO  d.b.ops.OUpload - Receiving file File(Some(LICENSE.txt),Some(MimeType(text,plain,Map())),Stream(..))
restserver [io-compute-4] DEBUG d.b.ops.OUpload - Storing jobs: Vector(RJob(Ident(GtWUbE8VSW1-3saEsDMfok1-M4FNZC4qvzD-iD1NqgxMpmK),…
restserver [io-compute-4] DEBUG d.b.ops.OUpload - Storing jobs: Vector(RJob(Ident(GtWUbE8VSW1-3saEsDMfok1-M4FNZC4qvzD-iD1NqgxMpmK),Ident(process-item),I
dent(eike),{"meta":{"collective":"eike","itemId":null,"language":"deu"…
restserver [io-compute-1] ERROR d.s.q.JobQueue - Could not insert job. Skipping it.
restserver org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "job_pkey"
restserver   Detail: Key (jid)=(GtWUbE8VSW1-3saEsDMfok1-M4FNZC4qvzD-iD1NqgxMpmK) already exists.
restserver      at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2552)

Jobs are tried to be stored with the same id.

[eikek]

Probably the cause of docspell/android-client#32