---
id: task-18
title: Add final sign-off capture
status: To Do
assignee: []
created_date: '2025-12-04 02:00'
labels:
  - feature
  - stage-8
dependencies:
  - task-2
priority: medium
---

## Description

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Capture reviewer sign-off before completion: reviewer name/ID, timestamp, attestation statement, optional digital signature. Store in session as final_signoff.
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