Event Modeling

```mermaid
eventmodeling

timeframe 01 ui CartUI
timeframe 02 command AddItem { description: string }
timeframe 03 event ItemAdded { description: string }
timeframe 04 readmodel Cart { items: string[] }
```

eventmodeling

timeframe 01 ui CartUI
timeframe 02 command AddItem { description: string }
timeframe 03 event ItemAdded { description: string }
timeframe 04 readmodel Cart { items: string[] }