Jenken developed a CLI encryption tool for the OpenList repository, enabling secure encryption and decryption of files and directories using Go and the rclone/crypt backend. The implementation included robust path handling and automated output directory creation, addressing edge cases in encrypted folder and file name processing to ensure operational reliability. On the OpenList-Frontend, Jenken resolved a navigation bug affecting video preview selection, improving user experience by preventing incorrect path resolution. Their work demonstrated depth in CLI development, encryption workflows, and frontend debugging, resulting in enhanced data protection and more stable video navigation across both backend and frontend codebases.