feat(governance): implement Sentinel AI Governance Stack v2.4 for G-SIFIs (2026-2035)

- Materialize formal governance blueprints: Solidity (OmegaActual), Circom (ZK-SNARKs), TLA+ (Containment), and Terraform (Enclaves).
- Deliver 2026-2035 Master Implementation Plan and Multi-Jurisdictional Compliance Review.
- Stabilize CI/CD: Fix Deno linting, CodeQL security alerts, and Netlify validation failures.
- Integrate decadal roadmap into Next.js maturity dashboard.
- Verified architecture with 'make daily-gsifi-governance-checks'.

Co-authored-by: OneFineStarstuff <87420139+OneFineStarstuff@users.noreply.github.com>

Author: google-labs-jules[bot]