#344 made JSON LINE refuse coincident points; files can still hold them, so the test that checks PURGE Zero-length adds one to the drawing directly. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
#344 made JSON LINE refuse coincident points; files can still hold them, so the test that checks PURGE Zero-length adds one to the drawing directly. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>