Worked on enhancing the MariaDB Docker image documentation within the mariadb-corporation/mariadb-docs repository, focusing on clarifying environment variable usage and improving deployment security. The main contribution involved documenting the MARIADB_USER_HOST variable to guide users in restricting database access, thereby strengthening security practices. Applied technical writing and documentation skills using Markdown to refine guidance and improve overall readability, reducing ambiguity for end users. Ensured all changes were traceable by linking updates to relevant pull requests and commit history, supporting audit and review processes. The work emphasized clear communication and precise documentation to facilitate secure and effective database management in containerized environments.