feat: 添加平台配置支持，包括Android和Web版本及API级别的自定义设置

feat: 新增数美SDK逆向研究报告及Web端接口实现文档

feat: update platform handling and add web support

feat: Add jitter and random offset to token refresh intervals for better distribution

feat: Implement account role management and banning functionality

Fix config.json permission denied on HF Spaces persistent storage

Add GitHub Action to auto-sync to Hugging Face

Initial commit: ds2api with HF Spaces support