Worked on the element-hq/element-modules repository to enhance deployment tooling for the Synapse Guest Module, focusing on improving build security and reliability. Developed a feature that adds a cp utility to the synapse-guest-module Docker image, enabling automated copying of modules to the appropriate directory during deployment. Refactored the Dockerfile using Docker and Dockerfile best practices, sourcing cp from a dedicated build stage to ensure more controlled, reproducible, and secure builds. This approach reduced configuration drift and improved consistency across environments. No user-facing bugs were addressed during this period, with efforts concentrated on deployment automation and multi-stage build techniques.