Prompt

Design an event-driven architecture for my system.

<system_requirements>
{describe system purpose and scale}
</system_requirements>

<event_sources>
{list systems/actions that generate events}
</event_sources>

<event_consumers>
{list systems that need to react to events}
</event_consumers>

<infrastructure>
- Message broker: {Kafka/RabbitMQ/SQS/etc}
- Storage: {event store requirements}
- Processing: {streaming/batch needs}
</infrastructure>

Design:
1. Event taxonomy and schemas
2. Event flow diagrams
3. Error handling and DLQ strategy
4. Event sourcing if applicable
5. CQRS implementation
6. Monitoring and observability

Consider ordering, deduplication, and replay.