# Implementation Notes: {{TASK_SLUG}}

> **Status**: Active
> **Plan**: {{PLAN_FILE}}
> **Contract**: {{CONTRACT_FILE}}
> **Review**: {{REVIEW_FILE}}
> **Last Updated**: {{TIMESTAMP}}
> **Lifecycle**: notes

## Design Decisions

- ...

## Deviations From Plan Or Spec

- None recorded.

## Tradeoffs Considered

| Option | Decision | Reason |
|--------|----------|--------|
| ... | ... | ... |

## Open Questions

- None.

## Evidence Links

- Checks: `.ai/harness/checks/latest.json`
- Run snapshots: `.ai/harness/runs/`

## Promotion Candidates

- Promote to `tasks/lessons.md` only after a repeated correction or failure pattern.
- Promote to `docs/researches/` only when it is durable repo knowledge with evidence.
- Promote to harness asset files only after verification across more than one task or fixture.
