Impersonal verb vs direct object

I suspect that at A1 level of lesson, reference to the impersonal verb 'il reste' may have been thought a bit advanced despite being used in the transcript, but don't know for sure. The link to direct/indirect objects arises from 'me' in 'il me reste' - rester is either a «verbe transitif indirect (indirect object)» or a «verbe intransitif (no object)» in its different uses (https://bescherelle.com/conjugueur.php), hence the 'me' here is an indirect object pronoun. Understanding the pronouns in French is quite a big task (as is understanding the prepositions, the verbs, the . . . )