Worked on expanding the Arduino library ecosystem by updating the arduino/library-registry repository to include a new repository URL in the repositories.txt configuration file. This change broadened the set of libraries available to users, improving discoverability and supporting faster project initiation within the Arduino community. The update was implemented through disciplined version control practices, focusing on repository management and careful configuration data hygiene to minimize regression risk. The work involved managing plain text configuration files and demonstrated attention to maintaining data integrity. No bug fixes were required during this period, and the contribution aligned with business goals to enhance ecosystem coverage.