forked from 1b-agent/opencadstudio-upstream
The DGN V7/V8 readers expose each element (level, symbology, geometry, complex chains, text nodes, shared cells). DGNIMPORT / -DGNIMPORT convert a model with the Standard mapping into a new drawing; IMPORT opens the Import File window and routes PDF and DGN files to their importers. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>