# Technical Design

## Problem

Describe the behavior the system must support and the people affected by it.

## Constraints

- Compatibility:
- Performance:
- Privacy:
- Accessibility:

## Proposed system

```mermaid
sequenceDiagram
  participant Client
  participant Service
  participant Store
  Client->>Service: Submit request
  Service->>Store: Read or update state
  Store-->>Service: Result
  Service-->>Client: Response
```

## Alternatives

| Approach | Benefits | Tradeoffs |
| --- | --- | --- |
| Proposed |  |  |
| Alternative |  |  |

## Validation

- [ ] Main behavior
- [ ] Failure behavior
- [ ] Recovery
- [ ] Accessibility
- [ ] Compatibility

## Connected decisions

- [[Architecture Decision]]
- [[Research Brief]]
- [[Release Checklist]]