- Document features, configuration, and API endpoints
- Include request/response examples for streaming and non-streaming
- Explain field mapping between OpenAI and Anthropic formats
- Document security headers and claude-code mimicry
- Add project structure overview and build instructions
- Define blockedHeaders map for headers that should never be forwarded
- Include Referer, Cookie, X-Forwarded-* headers
- Prevents leaking internal URLs, session data, and client IPs to upstream
- Defensive measure even though no headers are currently copied