- ImportStepLog model for tracking each import pipeline step
- Admin AAPI: import list, detail with step logs, retry failed
- Admin page: ImportMonitor with drawer detail view
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
- SourceReference model for artifact→chunk→source citation chain
- Admin source list + reference tracing endpoints
- Existing KnowledgeSource already covers Material status/version
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>