During a two-month period, Aisensiy focused on backend reliability and configuration management across the mastra-ai/mastra and promptfoo/promptfoo repositories. In mastra-ai/mastra, Aisensiy stabilized gateway API key configuration by updating documentation and correcting environment variable references, reducing deployment misconfigurations and improving onboarding. The work involved careful use of JavaScript and YAML to ensure environment variables were consistently named and referenced, with clear traceability in commit history. In promptfoo/promptfoo, Aisensiy addressed a bug in the Exec Provider by closing stdin after execution, preventing child process hangs in Node.js scripts and enhancing stability in automated testing and CI workflows.