# Release Notes v2.1.0

## New Features
- **Email Drag-and-Drop Upload**: Upload .msg and .eml files directly to opportunities by dragging them onto the email drop zone
- **Multiple Email Linking**: Link multiple emails to a single opportunity with search and persistent storage
- **Contact Persons Management**: Add, link, and manage contact persons for opportunities with roles and search functionality
- **File Uploads**: Upload files to opportunity comments and contract sections with drag-and-drop support
- **Utility Company Lookup**: Automatically lookup electricity suppliers for customer addresses via Elnet API
- **UI Reorganization**: Moved pipeline status to top-left for better visibility in opportunity detail view
- **Email HTML Rendering**: Display HTML email bodies in the email viewer

## Technical Changes
- Added Many-to-Many relationships for opportunity emails and contacts
- New database tables: pipeline_opportunity_emails, pipeline_opportunity_contacts, pipeline_opportunity_comment_attachments, pipeline_opportunity_contract_files
- Enhanced email processing to support .msg and .eml file uploads
- Improved file handling with size limits and type validation
- Updated customer detail page with utility company information

## Fixes
- Fixed API_BASE path issues in opportunity detail page
- Improved email attachment handling and display

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Release Date: 29. januar 2026