Santiago Casals focused on enhancing localization for the OpenPanel repository by delivering an updated Spanish (es-ES) translation feature. He aligned all modules with the latest strings and ensured metadata consistency, including copyright and PO-Revision-Date fields, to support accurate and maintainable translation management. Working primarily in Python, Santiago applied his expertise in internationalization and localization to improve translation stability and prepare the project for downstream releases targeting Spanish-speaking users. Although no major bugs were addressed during this period, his work contributed to higher localization quality and maintained repository standards, reflecting a targeted and methodical approach within a one-month development cycle.