Mark Myrtoft contributed to the trifork/cheetah-charts repository by delivering two targeted feature improvements focused on maintainability and deployment flexibility. He enhanced the Helm chart documentation by standardizing formatting and removing redundant blank lines, which streamlines onboarding for new contributors and reduces manual maintenance. Additionally, Mark updated the Dockerfile to remove a fixed platform specification, enabling Docker to auto-detect the appropriate architecture and thus improving build flexibility across environments. His work leveraged skills in containerization, DevOps, and documentation, using Dockerfile and Markdown to address practical challenges in cross-platform deployment and technical documentation consistency within the project.