Essential GitHub automation for daily developer workflows. Use when Claude needs to work with GitHub repositories, issues, pull requests, branches, discussions, gists, and notifications. Covers repository management (create repos, branches, push/pull files, search code), issue tracking (create/update issues, comments, labels), PR workflows (create PRs, request reviews, merge, view diffs), team collaboration (discussions, gists, notifications). Triggers on: create a PR, list my issues, search code, create branch, merge pull request, create issue, add comment, list notifications, create gist.