Question juridique clé
Whether the appeal could succeed on alleged violations of the right to be heard, the duty to hold a hearing, and evidentiary rules in custody measures.
Solution extraite
The challenged procedural conduct did not violate constitutional rights or the applicable procedural rules in a manner warranting intervention.
Motifs extraits
In summary proceedings, the appellate court may decide on the file; there is no general right to a second exchange of briefs or to an oral hearing, and the appellant did not show arbitrariness or a specific failure of the investigation principle.