Comprehensive 838-line design specification covering architecture,
provider types, database schema, API endpoints, encryption strategy,
frontend wireframes, and migration plan for the pluggable multi-provider
LLM system.
Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)
- Create English README.md as primary documentation
- Create Chinese docs/README.zh-CN.md with language link
- Focus on core functionality: features, quick start, configuration, deployment
- Remove CI badge, GitHub Actions, Contributing, Acknowledgments sections
- Remove verbose API Reference and Development sections
- Condense configuration examples for clarity
- Delete obsolete docs/ADMIN_UI_DESIGN.md