## AI Provenance Tracking

Vreko shows exactly which lines came from AI:

### Gutter Icons
- 🔵 **Cursor** - Changes from Cursor AI
- 🟣 **Copilot** - Changes from GitHub Copilot
- 🟠 **Claude** - Changes from Claude AI
- 🟢 **Windsurf** - Changes from Windsurf
- ⚙️ **Generic AI** - Other AI tools

### Overview Ruler
Colored bands in the minimap show where AI activity is concentrated.

### Intelligence Value
Knowing what AI touched helps you:
- Review AI changes more carefully
- Track AI impact over time
- Build trust in AI assistance
