Worked on hardening the Zsh configuration module in the nix-community/home-manager repository, focusing on secure and reliable .zshrc generation. Addressed potential shell injection and parsing issues by implementing robust escaping of site function names using Nix and Shell Scripting techniques, specifically leveraging lib.escapeShellArgs. Updated the initContent generation logic to handle edge-case function names, such as those containing spaces or leading dashes, ensuring compatibility across diverse environments. Expanded test coverage to verify safe handling of these scenarios, resulting in a more resilient configuration management process. The work emphasized careful attention to security and correctness in Zsh module configuration workflows.