- Add MinIO object storage to docker-compose infrastructure
- Create file-service microservice for upload management with presigned URLs
- Add files table to database schema
- Update nginx and Kong for MinIO proxy routes
- Implement file upload UI in chat InputArea with drag-and-drop
- Add attachment preview in MessageBubble component
- Update conversation-service to handle multimodal messages
- Add Claude Vision API integration for image analysis
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>