1 Commits

Author	SHA1	Message	Date
Zareian	8a2bf26b16	Lesson.order from the book (seed sets it, also re-syncs unit/node order); matrix lesson rows as one multi-line step ... Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>	2026-10-15 13:53:30 +03:30