Binary-Diff Panel UI Component

Module

Web

Status

IMPLEMENTED

Description

Angular component providing side-by-side binary diff visualization with scope selector (file/section/function level), hex view toggle, and integration with the binary diff backend service for patch detection review.

Implementation Details

Feature directory: src/Web/StellaOps.Web/src/app/shared/components/binary-diff/
Components:
- binary-diff-panel (src/Web/StellaOps.Web/src/app/shared/components/binary-diff/binary-diff-panel.component.ts)
Source: SPRINT_20260117_018_FE

E2E Test Plan

Setup:
- Log in with a user that has appropriate permissions
- Navigate to the relevant page/section where this feature appears
- Ensure test data exists (scanned artifacts, SBOM data, or seed data as needed)
Core verification:
- Verify the panel/drawer opens on trigger (click, keyboard shortcut)
- Verify the panel displays the correct detail data for the selected item
- Verify the panel can be closed (X button, Escape key, backdrop click)
Edge cases:
- Verify graceful handling when backend API is unavailable (error state)
- Verify responsive layout at different viewport sizes
- Verify accessibility (keyboard navigation, screen reader labels, ARIA attributes)

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