Worked on the nix-community/ethereum.nix repository to enhance documentation quality and modernize network configuration for Prysm deployments. Focused on configuration management and DevOps practices, the work involved cleaning up duplicate content in Markdown documentation and upgrading network settings to align with current Ethereum testnets. Deprecated testnet references were removed, a new testnet was added, and beacon and validator options were refreshed, including updated checkpoint URLs. These changes improved CI reliability and reduced operational risk, making onboarding smoother for new users. The technical approach emphasized maintainability and compatibility, leveraging Nix and Markdown to streamline both documentation and configuration workflows.