Initial release of the GitHub README writing guide.
Contents:
- Full 9-chapter guide (Chinese): structure template, shields.io badge engineering, multi-language support, pre-release checklist, badge URL cheat sheet
- Installable AI playbook (skill/SKILL.md) for Reasonix / Claude-style skill directories
- README that self-demonstrates the guide
How it was made: distilled from a deep dissection of farion1231/cc-switch and the live open-sourcing journey of Amengclass/vision-mcp.