Worked on the dBildungsplattform/dbildungs-iam-server repository, focusing on backend development using TypeScript. Addressed a critical data integrity issue by updating the ImportDataItemEntity model, changing the status field from optional to required and assigning a default value. This technical approach ensured that all imported data items maintained a defined status during merge operations, effectively preventing undefined values that previously led to merge-time failures. The solution was implemented with minimal impact on existing code and avoided introducing breaking changes. This targeted bug fix improved the reliability of identity and access management workflows, enhancing overall data consistency within the system.