- Email now includes both report (CSV/PDF) + ZIP of all receipt images
- ZIP images named {event-name}-{index}.{ext} matching list order
- Uses Go's archive/zip (stdlib, no external deps)
- Sender.SendReport now accepts []*Attachment for multiple files
- Gracefully skips missing image files with warnings
- DeepSeek API does not support vision (only chat UI supports images)
- Google Gemini Vision supports native image analysis via inline_data
- Images are sent directly as base64 with proper MIME type detection
- No more OCR pipeline needed - Gemini sees the image directly
- Supports: JPEG, PNG, WebP, GIF, BMP, TIFF, HEIC, AVIF
- Updated .env.example to use GEMINI_API_KEY instead of DEEPSEEK_API_KEY
- Also: log OTP code in server log for easier debugging
- Passwordless email OTP authentication
- Event-based expense tracking with HTMX UI
- AI receipt extraction via DeepSeek Vision API
- CSV/PDF report generation with email filing
- PWA with service worker and manifest
- Mobile-first responsive design
- SQLite database with auto-migration
