phsl / new-api

- Replace fixed table layout with flexible paragraph layout
- Fix display truncation issues on mobile and small screens
- Increase partner logo height from 60px to 80px for better visibility
- Enable automatic line wrapping for partner logos
- Maintain all clickable links and functionality:
  * Cherry Studio → https://www.cherry-ai.com/
  * Peking University → https://bda.pku.edu.cn/
  * UCloud → https://www.compshare.cn/?ytag=GPU_yy_gh_newapi
  * Alibaba Cloud → https://bailian.console.aliyun.com/
- Keep center alignment and "no particular order" disclaimer
- Apply responsive improvements to both README versions
- Ensure consistent rendering across different screen sizes

The partners section now adapts gracefully to various viewport widths,
providing optimal viewing experience on desktop and mobile devices.