During a one-month period, Rui Zhou focused on enhancing the edx/public-dockerfiles repository by consolidating and clarifying documentation for Docker image build and run workflows. He improved instructions for using BuildKit, added Mac-specific guidance, and provided clearer steps for inspecting images, while also recommending devstack for container management. By linking to Colima and external setup guides, Rui ensured the documentation reflected current best practices. His work, delivered through four documentation-focused commits using Markdown and RST, aimed to streamline developer onboarding and reduce support overhead. The updates demonstrated depth in Docker workflows and attention to cross-platform developer experience.