Smoke 20260411-085839: Create test/smoke-20260411-085839-1.md

## Task

Create a new file at `test/smoke-20260411-085839-1.md` with the following content:

```
smoke test 20260411-085839
```

## Acceptance Criteria

- [ ] File `test/smoke-20260411-085839-1.md` exists
- [ ] Contains the text 'smoke test 20260411-085839'

## Dependencies

None — first task.