Accept PR

Input: PR number or URL (required). Default merge mode: rebase.

0. Guardrails

• Must end on main (or repo default branch if no main).
• git status -sb clean before/after. No uncommitted changes.
• If PR is draft, has conflicts, or base branch != main: stop + ask.
• If PR is from a fork and you can’t push: stop + ask.

1. Capture context

• START_BRANCH="$(git branch --show-current)"
• gh pr view <PR> --json number,title,author,baseRefName,headRefName,isDraft,mergeable,maintainerCanModify
• Skim: gh pr view <PR> --comments and gh pr diff <PR>