Add gx review-bot scaffold for Codex PR review + guarded auto-merge#57

NagyVikt wants to merge 1 commit intomainrecodeee/gitguardex:mainfrom

agent/codex/nagyvikt007-gmail-com-guardex-review-botrecodeee/gitguardex:agent/codex/nagyvikt007-gmail-com-guardex-review-botCopy head branch name to clipboard