docs: Update description of the metadata workflow
- indexers call themselves directly instead of going through the scheduler
- metadata is attached to directories instead of revisions
Depends on !346 (closed)
Migrated from D8085 (view on Phabricator)
Staging instance, all changes can be removed at any time
Depends on !346 (closed)
Migrated from D8085 (view on Phabricator)