Fix: Add robust error handling and frontend ERROR state

fix: Reverter motor para a versão estável pré-motor pessoal (v2.7)

feat: Restauracao da soberania HyperMoon e Protocolo de Rigor V5

fix: forensic accuracy regression, static files serving, and ensemble sensitivity v2.7

Hardening v2.9.5: Rate limiting, Security & Bug Fixes

Sprint 1 Completed: UX Restored, Security Hardened, and Persistent Training Status v2.7 (Redacted Secrets)

Comprehensive Refinement Cycle v2.6: Security, Performance, and Training Quality

Refactor: Admin & Result UI consistency, glassmorphism polish, and backend sync

Cleanup: Repositório otimizado (código + dashboard apenas)