During July 2025, Chux focused on enhancing OAuth callback flows for Docker environments in the google-gemini/gemini-cli and zed-industries/gemini-cli repositories. He implemented environment-variable driven configuration for callback hosts and ports, allowing dynamic adaptation to containerized deployments. Using TypeScript and Node.js, Chux introduced robust error handling to prevent crashes when browser opening fails in minimal Docker containers. He also tightened redirect URI policies to mitigate authorization code interception risks, improving overall OAuth security. The work addressed deployment pain points by making authentication flows container-friendly, demonstrating depth in Docker integration, environment configuration, and secure error handling within modern CLI tooling.