Enhancing GitHub Efficiency: Introducing Sub-Issues Management for Linking Interrelated Minor Bugs into Major Issues

GitHub users are likely familiar with GitHub Issues, the bug database system for ideas and various comments. The latest addition to GitHub Issues is the much-awaited feature called sub-issues, a subtopic system for managing complex bugs with multiple interconnected issues. The process of sub-issues is straightforward; they are sublists of regular issues with additional features for managing their status and automatically adjusting them. GitHub states that using the sub-issues system internally has greatly improved the management of complex issues. Source – GitHub

TLDR: GitHub introduces sub-issues feature for better management of complex bugs.