Dominik Herold focused on enhancing German localization for the dgtlmoon/changedetection.io repository, delivering targeted improvements to translation accuracy and user interface language prompts. He worked exclusively within gettext PO files, correcting the translation of key terms such as 'From' and clarifying the language selection prompt to reduce user confusion. By isolating changes to translation files, Dominik ensured a low-risk rollout and facilitated straightforward quality assurance. His disciplined use of version control and precise commit documentation demonstrated attention to traceability. The work improved onboarding and usability for German-speaking users, leveraging skills in localization, translation, and PO file management throughout the process.