Question juridique clé
Whether the criminal-law appeal against the security-unit transfer was admissible
Solution extraite
The appeal in criminal matters was admissible, and the appellant had standing; a possible interim nature would still cause irreparable harm.
Motifs extraits
Art. 78 BGG covers execution decisions; no cantonal remedy remained; the appellant was affected in a legally protected interest, and the transfer entailed non-reversible execution restrictions.