Worked on core stability improvements for the n8n-io/n8n repository, focusing on enhancing the reliability of package checksum verification during installation. Addressed a key bug by refining error handling logic in TypeScript, resulting in clearer, more actionable error messages when network or registry issues occur. Collaborated with another contributor to co-author improvements that guide users through troubleshooting steps, reducing confusion and support triage time. Emphasized robust testing practices to ensure the new error guidance performed as intended. The work leveraged TypeScript and targeted error handling, directly improving the user experience during package installation without introducing new features in this period.