Questão jurídica principal
Whether the criminal appeal against the cantonal detention decision was admissible
Decisão extraída
The appeal was admissible because it was filed in time against a final cantonal decision in a criminal matter affecting legally protected interests.
Fundamentação extraída
The Court held that decisions on preventive detention fall within criminal matters under Art. 78 LTF, and the appeal met the requirements of timeliness, cantonal finality, and standing.