Worked on the Ghostty project, focusing on enhancing the reliability of the Snap launcher through targeted bug fixes and shell scripting improvements. Addressed a critical issue where the launcher would exit prematurely if the last_revision file was missing, ensuring smoother startup and deployment processes. Improved cross-shell compatibility by refining error handling for the shell 'source' command, aligning behavior across POSIX-compliant shells and Bash. Leveraged Linux administration and shell scripting skills to deliver these changes, resulting in a more robust user experience. All work was contributed to the ghostty-org/ghostty repository, emphasizing stability and deployment reliability for end-users and maintainers.