repo_classification: standard: Repo Classification Standard version: '1.0' classified_at: '2026-08-25' classified_by: codex category: product domain: communication secondary_domains: [] capability_tags: - documents - integration - experience business_stake: - experience - product - technology business_mechanics: - operation notes: Chrome MV3 extension that detects a PDF in the browser, sends it to Binect for physical mail, and tracks its lifecycle. Backend-free; stores no document content.