During November 2025, Alex contributed to the sourcebot-dev/sourcebot repository by optimizing the Docker image build process. Focusing on containerization and DevOps best practices, Alex refined the Dockerfile using Dockerfile syntax, removing redundant COPY commands and correcting file ownership to streamline the build. These changes reduced the image size by approximately one-third, resulting in faster deployments and lower CI build costs. Alex also stabilized the entrypoint to support non-root deployments, improving reliability across environments. The work demonstrated a solid understanding of Docker and build optimization, delivering a maintainable solution that addressed both performance and deployment consistency for the project.