PR GFM Link Validator

Validate and auto-convert GFM links in pull request descriptions to prevent 404 errors.

Self-Evolving Skill: This skill improves through use. If instructions are wrong, parameters drifted, or a workaround was needed — fix this file immediately, don't defer. Only update for real, reproducible issues.

When to Use This Skill

This skill triggers when:

• Creating a pull request from a feature branch
• Discussing PR descriptions or body content
• Mentioning GFM links, PR links, or link validation
• Using gh pr create or gh pr edit

The Problem

Repository-relative links in PR descriptions resolve to the base branch (main), not the feature branch: