Resolve "Fix range check in next_lesson"

Closes #147 (closed)

added part::backend prio::1 source::customer type::bug workflow::confirmed labels

added 1 commit

• f7632570 - Fix detection of the end of the validity ranges list in next_lessons

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marked this merge request as ready

assigned to @nik and unassigned @hansegucker

merged

mentioned in commit f0f4afb3