Features:
- Send email when upload starts (immediate confirmation)
- Move files through 3 folders: Ferrero-In → Processing → Processed
- Auto-create Processing and Processed subfolders
- Keep Ferrero-In clean (only new files waiting)
Workflow:
1. User drops file in Ferrero-In
2. Service uploads to CreativeX
3. File moved to Processing folder
4. Email sent: Upload Started
5. Service polls every 30 min
6. When complete: Email sent with scores
7. File moved to Processed folder
Email templates:
- Upload Started: Blue header, shows brand/channel/request_id
- Analysis Complete: Purple header, shows scores/guidelines
- Upload Failed: Red header, shows error
Co-Authored-By: Claude Sonnet 4.5 (1M context) <noreply@anthropic.com>