forked from 1b-agent/fieldcraft-upstream
A tie names a main and a secondary face set and an optional position tolerance; it refers to its sets, round-trips, is bounded in number and checked for solid faces. Co-Authored-By: Claude Opus 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_01UhhZMBTviDQxZvwnyP89fo