feat: Complete ATLAS system installation and API fixes

## Backend Changes
- Add new API endpoints: combustible, pois, mantenimiento, video, configuracion
- Fix vehiculos endpoint to return paginated response with items array
- Add /vehiculos/all endpoint for non-paginated list
- Add /geocercas/all endpoint
- Add /alertas/configuracion GET/PUT endpoints
- Add /viajes/activos and /viajes/iniciar endpoints
- Add /reportes/stats, /reportes/templates, /reportes/preview endpoints
- Add /conductores/all and /conductores/disponibles endpoints
- Update router.py to include all new modules

## Frontend Changes
- Fix authentication token handling (snake_case vs camelCase)
- Update vehiculosApi.listAll to use /vehiculos/all
- Fix FuelGauge component usage in Combustible page
- Fix chart component exports (named + default exports)
- Update API client for proper token refresh

## Infrastructure
- Rename services from ADAN to ATLAS
- Configure Cloudflare tunnel for atlas.consultoria-as.com
- Update systemd service files
- Configure PostgreSQL with TimescaleDB
- Configure Redis, Mosquitto, Traccar, MediaMTX

## Documentation
- Update installation guides
- Update API reference
- Rename all ADAN references to ATLAS

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/app/api/v1/alertas.py

@@ -36,6 +36,58 @@ router = APIRouter(prefix="/alertas", tags=["Alertas"])
 # ============================================================================
 
 
+@router.get("/configuracion")
+async def obtener_configuracion_alertas(
+    db: AsyncSession = Depends(get_db),
+    current_user: Usuario = Depends(get_current_user),
+):
+    """Obtiene la configuración de alertas."""
+    result = await db.execute(select(TipoAlerta).order_by(TipoAlerta.prioridad))
+    tipos = result.scalars().all()
+    return {
+        "tipos": [
+            {
+                "id": t.id,
+                "codigo": t.codigo,
+                "nombre": t.nombre,
+                "severidad_default": t.severidad_default,
+                "activo": t.activo,
+                "notificar_email": t.notificar_email,
+                "notificar_push": t.notificar_push,
+                "notificar_sms": t.notificar_sms,
+            }
+            for t in tipos
+        ],
+        "notificaciones": {
+            "email_habilitado": True,
+            "push_habilitado": True,
+            "sms_habilitado": False,
+        }
+    }
+
+
+@router.put("/configuracion")
+async def actualizar_configuracion_alertas(
+    data: dict,
+    db: AsyncSession = Depends(get_db),
+    current_user: Usuario = Depends(get_current_user),
+):
+    """Actualiza la configuración de alertas."""
+    if "tipos" in data:
+        for tipo_data in data["tipos"]:
+            if "id" in tipo_data:
+                result = await db.execute(
+                    select(TipoAlerta).where(TipoAlerta.id == tipo_data["id"])
+                )
+                tipo = result.scalar_one_or_none()
+                if tipo:
+                    for field in ["activo", "notificar_email", "notificar_push", "notificar_sms"]:
+                        if field in tipo_data:
+                            setattr(tipo, field, tipo_data[field])
+    await db.commit()
+    return {"message": "Configuración actualizada"}
+
+
 @router.get("/tipos", response_model=List[TipoAlertaResponse])
 async def listar_tipos_alerta(
     activo: Optional[bool] = None,