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docs/features/checked/libraries/advisory-lens.md

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+# Advisory Lens (Core Library)
+
+## Module
+__Libraries
+
+## Status
+VERIFIED
+
+## Description
+Contextual copilot library that learns from organizational data to surface explainable suggestions. Core library provides semantic case matching engine (`StellaOps.AdvisoryLens`).
+
+## Implementation Details
+- **AdvisoryLensService**: `src/__Libraries/StellaOps.AdvisoryLens/Services/AdvisoryLensService.cs` -- main service implementing `IAdvisoryLensService`
+- **CaseMatcher**: `src/__Libraries/StellaOps.AdvisoryLens/Matching/CaseMatcher.cs` -- semantic case matching engine
+- **Models**: `src/__Libraries/StellaOps.AdvisoryLens/Models/` -- `AdvisoryCase.cs`, `CasePattern.cs`, `LensContext.cs`, `LensHint.cs`, `LensResult.cs`, `LensSuggestion.cs`
+- **DI Registration**: `src/__Libraries/StellaOps.AdvisoryLens/DependencyInjection/ServiceCollectionExtensions.cs`
+- **Tests**: `src/__Libraries/__Tests/StellaOps.AdvisoryLens.Tests/` (19 tests passing)
+- **Source**: Feature matrix scan
+
+## E2E Test Plan
+- [ ] Verify CaseMatcher performs semantic matching against advisory cases
+- [ ] Test LensResult contains ranked suggestions with confidence scores
+- [ ] Verify DI registration via ServiceCollectionExtensions
+- [ ] Test LensContext captures organizational context for matching
+
+
+## Verification
+
+- **Verified**: 2026-02-13T20:30:00Z
+- **Run**: run-001
+- **Tier**: Tier 2d (Library/Internal)
+- **Verdict**: PASS