Link Preview and Metadata Extraction

[danilovid]

Description

Automatically extract and store link metadata (title, description, image, favicon) when a link is created. This enhances the user experience by showing rich previews.

Requirements

• Extract Open Graph metadata
• Extract page title and description
• Extract favicon/thumbnail
• Store metadata in database
• Display previews in frontend
• Fallback for failed extractions

Technical Details

• Database: Add metadata JSONB column to link_models
• Backend: Create metadata extraction service (use go-html-metadata or similar)
• API: Include metadata in link responses
• Frontend: Link preview cards with images

Acceptance Criteria

• Metadata extraction service
• Metadata stored in database
• Frontend preview cards
• Error handling for failed extractions
• Caching for metadata
• Tests for metadata extraction