Adds the `Analyzed<F>` phantom-type brand to brands.ts and the `isAnalyzed` type-guard to brand-runtime.ts, mirroring the existing Instrumented/Captured/Audited pattern. Exports both from the conformance index so Story 04 (wireUseCase) can key off the brand without a circular dep. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>