Callstack GitHub Skill: Standardizing PR and Stacked PR Workflows with the gh CLI
Callstack's GitHub Agent Skill offers standardized workflows for PR creation, stacked PRs, squash merges, rebasing, and repository automation through the gh CLI, targeting teams that rely on PR-based workflows. The official installation command is npx skills add, specifying the agent-skills repository and selecting the github skill. The article introduces its positioning, core capabilities, five typical use cases, and notes on gh authentication and stacked merge order, and provides the officialskills.sh and official GitHub paths.
Read MoreGitHub Native Support for Stacked PRs: Splitting AI-generated Giant PRs into Audit-friendly Small-step Commit Chains
On July 30, 2026, GitHub announced that Stacked Pull Requests had entered Public Preview. On August 4, the engineering blog detailed how to use the gh stack CLI and Agent Skill in conjunction to split large PRs generated by AI in one go into multiple small layered PRs according to dependencies. This article sorts out the pain points of reviewing giant PRs, the layered thinking, CLI getting-started commands, the Stack Map review strategy, as well as precautions for rebase and signed commits.
Read MoreGitHub Stacked PR Public Beta: Split large changes into independently reviewable small layers, merge the entire stack with one click
On July 30, 2026, GitHub announced that Stacked Pull Requests had entered public beta. This feature allows large code changes to be split into an ordered chain of PRs, supports parallel code reviews and one-click merging of the entire stack. Based on the official changelog and documentation, this article introduces the dependency chain structure of stacked PRs, the getting-started steps of the gh stack CLI, the web-side stack map, the integration of Copilot gh-stack skill, as well as Merge Queue support and usage restrictions.
Read MoreGitHub Stacked PR Public Beta: Split large changes into PR chains that can be independently reviewed and merged with one click
On July 30, 2026, GitHub announced that Stacked Pull Requests had entered public beta, supporting the splitting of large changes into an ordered PR chain, independent layer-by-layer reviews, and one-click merging of the entire stack. Based on official changelogs and documentation, this article introduces the branch dependency model, review and CI mechanisms, the getting-started steps for the gh-stack CLI, as well as the collaboration methods with Merge Queue and Copilot Agent and current limitations.
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