Failed to register/update a ServiceWorker for scope ‘%1$S’: Bad Content-Type of ‘%2$S’ received for script ‘%3$S’.  Must be a JavaScript MIME type.
Falló al registrar/update  un ServiceWorker para el alcance ‘%1$S’: Tipo de contenido incorrecto ‘%2$S’ recibido para el script ‘%3$S’. Debe ser un tipo MIME de JavaScript.