Luyua9 focused on reliability improvements across the ECC and Airi repositories, addressing automation and bot stability using JavaScript and TypeScript. In ECC, Luyua9 enhanced the gateguard script’s shell command tokenization, ensuring quoted arguments were preserved for accurate git introspection, which reduced command parsing errors and improved workflow gating. For Airi, Luyua9 fixed the Telegram bot’s message parsing logic to correctly handle empty structured messages, returning null to prevent downstream failures. This work demonstrated a methodical approach to backend and full stack development, emphasizing robust error handling and operational stability while delivering targeted, maintainable changes that improved cross-repository automation reliability.