During November 2024, Devis enhanced the microsoft/semanticworkbench repository by implementing targeted static analysis improvements in C#. Focusing on file deletion operations, Devis introduced suppression rules using comment annotations to address CodeQL false positives without altering core deletion functionality. This approach reduced scan noise, enabling more efficient triage and improving release readiness. The work leveraged skills in code analysis and static analysis, ensuring that suppression was both traceable and maintainable through detailed documentation in code comments and pull request notes. By prioritizing minimal risk to essential features, Devis delivered a focused solution that improved code quality and security posture for the project.