chore(sync): mirror front-door files to Space (hf-sync)

Warhacker: expand demo tab to full 5x5 = 25 demos (per-problem demos, real tamper, honest formula panels, sovereign canvas globe fallback)

feat: BATCH-3 final tab uniqueness (15 distinct viz) + 2 new Warhacker demos (ai-sbom, agentic-provenance)

fix(warhacker): make shallow launch endpoint genuinely mode-aware + real per-run receipts

a11oy: Warhacker EXHAUSTIVE demos (5 full step-by-step demos)

a11oy: 5 real mission surfaces (AI Oversight / Deploy Posture / Mission Health / Trajectory Picture / Edge Run)

feat(a11oy): /warhacker orchestration (5 problems) + /observability (signed AI-obs, Λ-drift)