Worked on improving the stability of DagRunInfo integration within the astronomer/airflow repository by addressing a targeted bug affecting cross-environment reliability. Focused on backward compatibility, the developer ensured that the partition_date and partition_key fields in DagRunInfo default to None, preventing runtime errors for workflows that do not utilize these fields. This solution was implemented in Python and involved careful unit testing to validate the fix across different environments. The work demonstrated attention to code quality and collaborative development through cross-author review, resulting in a clean patch that enhanced integration stability without introducing new features during the period.