Convert Models Between 'rxode2' and 'mrgsolve' // Provides an intermediate representation and file-oriented helpers for converting pharmacometric model code between 'rxode2' and 'mrgsolve'. The conversion uses a package-specific intermediate representation described by Hammami F (2026) "rxode2-mrgsolve- bridge" https://gitlab.com/fiha1/rxode2-mrgsolve-bridge.