Contributed to the streetsidesoftware/cspell repository by delivering a targeted bug fix that improved the accuracy of spell-check output reporting. Focused on correcting the display of substitutions and refining range reporting, the work enhanced the reliability of automated output checks used in downstream tooling and continuous integration pipelines. The solution involved careful text processing and unit testing within the TypeScript and JavaScript ecosystem, ensuring that output checks more closely matched actual spell-check results. Collaboration was emphasized through precise commit messages and co-authored contributions, supporting robust code review and traceability. No new features were added during this period, with efforts centered on quality improvements.