Questione giuridica chiave
Whether the public-law appeal against the cantonal recusal decision was admissible
Decisione estratta
The appeal was admissible against an interlocutory cantonal decision on recusal of an expert.
Motivazione estratta
The challenged decision was an interlocutory order on expert recusal, issued by the last cantonal instance and attackable only by public-law appeal; it affected legally protected interests.