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docs/features/checked/web/binary-diff-panel-ui-component.md

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+# Binary-Diff Panel UI Component
+
+## Module
+Web
+
+## Status
+VERIFIED
+
+## Description
+Binary-diff panel is implemented with scope selection (file/section/function), entry drilldown, changed-only filtering, and DSSE export action wiring.
+
+## Implementation Details
+- **Feature directory**: `src/Web/StellaOps.Web/src/app/shared/components/binary-diff/`
+- **Core files**:
+  - `src/Web/StellaOps.Web/src/app/shared/components/binary-diff/binary-diff-panel.component.ts`
+- **Integration surface**:
+  - `src/Web/StellaOps.Web/src/app/features/triage/components/evidence-panel/binary-diff-tab.component.ts`
+  - `src/Web/StellaOps.Web/src/app/features/triage/services/binary-diff-evidence.service.ts`
+- **Focused tests**:
+  - `src/Web/StellaOps.Web/src/tests/binary_diff/binary-diff-panel.component.spec.ts`
+
+## Verification
+- Date: 2026-02-10
+- Run artifacts: `docs/qa/feature-checks/runs/web/binary-diff-panel-ui-component/run-001/`
+- Tier results:
+  - `tier0-source-check.json`: pass
+  - `tier1-build-check.json`: pass
+  - `tier2-e2e-check.json`: pass
+
+
+
+
+## Recheck (run-003)
+- Date (UTC): 2026-02-10
+- Status: VERIFIED (replayed)
+- Tier 1 evidence: Angular build passed and checked-web suite passed 145/145 across 47 files.
+- Tier 2 evidence: docs/qa/feature-checks/runs/web/binary-diff-panel-ui-component/run-003/tier2-e2e-check.json.
+