feat: add sentinel dashboard roadmap and resolve ci issues
- Deliver `docs/sentinel-dashboard-master-plan.md` and `docs/roadmap.md` with implementation roadmap (2026-2035) and technical report plan.
- Fix Netlify configuration formatting and synchronization across root and public folders.
- Overhaul `backend/` JavaScript files for Standard JS compliance and zero duplication.
- Implement `deno.json` to properly exclude non-Deno project directories from CI linting.
- Integrate systemic risk thresholds (StaR-MoE) and AGI safety Principle into the master plan.
Co-authored-by: OneFineStarstuff <87420139+OneFineStarstuff@users.noreply.github.com>