# 04-VALIDACION - Sistema de Notificaciones Completo

## Criterios de Aceptacion

### DDL

- [x] Tablas creadas con nombres correctos
- [x] Constraints implementados
- [x] Indices para performance
- [x] Comments en tablas y columnas
- [x] Foreign keys a tablas existentes

### Backend

- [x] firebase.client.ts compilable
- [x] Push token endpoints funcionando
- [x] notification.service usa auth schema
- [x] Tests pasan (estructura)
- [x] Dependencias instaladas

### Frontend

- [x] Store con WebSocket integration
- [x] Componentes renderizan
- [x] NotificationBell en MainLayout
- [x] Rutas en App.tsx
- [x] Build sin errores

## Validacion Tecnica

```bash
# Backend
cd apps/backend && npm run build  # OK
npm run lint  # OK

# Frontend
cd apps/frontend && npm run build  # OK
npm run lint  # OK
```

## Commits Verificados

| Repo | Commit | Branch | Pushed |
|------|--------|--------|--------|
| backend | 35a94f0 | main | Yes |
| frontend | b7de2a3 | main | Yes |
| database | 439489b | main | Yes |