During July 2025, Yadd developed a Dockerfile-based asset pre-compression feature for the linagora/tmail-flutter repository, focusing on containerization and DevOps practices. By implementing gzip compression of assets during the Docker build process, Yadd ensured that assets were ready at startup, which reduced initial load times and improved deployment reliability. The technical approach involved executing gzip as a RUN instruction in the Dockerfile, while simplifying runtime behavior so that the container’s CMD only launched Nginx. This change enhanced build reproducibility and streamlined deployments. Yadd’s work demonstrated a solid understanding of Dockerfile syntax and asset optimization within modern containerized workflows.