# US-XXX Story Title

## Status

planned

## Lane

tiny | normal | high-risk

## Product Contract

Describe the behavior this story must make true.

## Affected Modules

- `src/...`

## Acceptance Criteria

- Criterion 1.
- Criterion 2.

## Design Notes

- Commands:
- State changes:
- API changes:

## Validation

| Layer | Command | Expected |
|-------|---------|----------|
| Typecheck | `npm run typecheck` | pass |
| Unit | `npm test` | 0 fail |
| CI | GitHub Actions | 3/3 green |

## Harness Delta

Harness updates made or proposed.

## Evidence

Add commands, results, CI links after validation.
