Resolve "get_or_create for lesson documentations and personal notes doesn't work correctly because of missing unique index"

Closes #151 (closed)

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

assigned to @nik and unassigned @hansegucker

added 1 commit

• 83ad9d5f - Add unique index for LessonDocumentation and PersonalNote to prevent race conditions

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marked this merge request as ready

mentioned in commit 9207dbd5

merged