# Track Specification: Manual Block/Unblock Control (manual_block_control_20260306)

## Overview
Allow user to manually block or unblock tickets with custom reasons. Currently blocked tickets rely on dependency resolution; add manual override.

## Architectural Constraints
- **Clear Indication**: Manual blocks MUST be visually distinct.
- **Audit Trail**: Block reason MUST be logged.

## Functional Requirements
- **Block Button**: Manually block selected ticket.
- **Unblock Button**: Remove manual block.
- **Reason Field**: Enter custom block reason.
- **Visual Indicator**: Blocked tickets clearly marked.

## Acceptance Criteria
- [ ] Block button works.
- [ ] Unblock button works.
- [ ] Reason field saves.
- [ ] Visual indicator shows blocked status.
- [ ] Reason displayed in UI.