Backfill uploads with sharding key

Tomasz Skoruparequested to merge
tskorupa/backfill-uploads-with-sharding-key into master

What does this MR do and why?

Backfill uploads with sharding key

Addresses #398199

Changelog: other

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Merge request reports