Harmoc Zfzs developed the Gemini CLI System Prompt feature for the asgeirtj/system_prompts_leaks repository, focusing on standardizing how the Gemini CLI agent manages software engineering tasks. The work centered on creating a comprehensive Markdown-based system prompt that documents core mandates, workflows, and operational guidelines, supporting consistent task execution and streamlined onboarding. Harmoc applied skills in CLI development, documentation, and software engineering to deliver this feature in a single, auditable commit, ensuring clarity and maintainability. While no bugs were reported during the period, the contribution established a robust foundation for future enhancements and improved governance of CLI-driven automation processes.