Worked on the microsoft/vscode repository to enhance reliability and maintainability by addressing a resource leak in the getOSReleaseInfo function. The solution ensured that file handles are properly closed in all execution paths, directly improving the stability of the codebase. In addition to this targeted bug fix, also improved code readability by correcting typos in comments across several core files, including viewLayout.ts, parcelWatcher.ts, and editorGroupModel.ts. All changes were delivered in a single, well-scoped commit as part of a collaborative pull request. Utilized TypeScript and full stack development skills to deliver focused, cross-file code quality improvements.