Eric Gullickson
877f844be6
feat: add email ingestion database schema and types (refs #154)
- Create email_ingestion_queue table with UNIQUE email_id constraint
- Create pending_vehicle_associations table with documents FK
- Seed 3 email templates: receipt_processed, receipt_failed, receipt_pending_vehicle
- Add TypeScript types for queue records, associations, and Resend webhook payloads
- Register email-ingestion in migration runner order
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>