Contributed to the ArmandPhilippot/astro-docs repository by delivering a German translation for the upgrade-astro.mdx documentation, expanding localization coverage and making upgrade instructions accessible to German-speaking users. Focused on internationalization and documentation best practices, the work involved authoring content in Markdown and ensuring clarity for native readers. The approach established a clear, traceable record of changes to support quality assurance and future updates. By enhancing the documentation’s reach, the contribution addressed the need for multilingual support and improved user experience. The work demonstrated skills in i18n, localization, and technical writing, with an emphasis on maintainable and user-focused documentation processes.