Franco updated the chains.json configuration in the blockscout/chainscout repository to ensure accurate representation of current and supported blockchain networks. By focusing on configuration management using JSON, Franco aligned the network list with ongoing ecosystem changes, reducing maintenance drift and improving data accuracy for downstream users. The work involved careful version control practices and collaboration with repository teams to deliver clear, versioned updates. Although no bugs were reported or fixed during this period, Franco’s contribution enhanced network compatibility and streamlined user onboarding by maintaining up-to-date network information, demonstrating a methodical approach to data-driven updates and repository hygiene.