forked from 1b-agent/fieldcraft-upstream
Datums are named planes (point, unit normal) and axes (point, unit direction); a partition names the datum plane that cuts and, optionally, the bodies. A datum a partition uses cannot be deleted or turned into an axis. Both are stored in model.json, partitions in the order they cut. Co-Authored-By: Claude Opus 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_01UhhZMBTviDQxZvwnyP89fo