- Add DeepSeek provider config with Together.ai and official API support
- Configure deepseek and enhancetool transformers for reliable tool calling
- Add DEEPSEEK_API_KEY and DEEPSEEK_API_BASE env vars to docker-compose
- Update shannon CLI to recognize DeepSeek as valid router provider
- Add ROUTER=true flag to route requests through claude-code-router
- Add router service to docker-compose with profile-based activation
- Support OpenAI (gpt-4o) and Google Gemini (gemini-2.5-pro) as alternatives
- Add router-config.json with provider configuration template
- Update .env.example with provider API key options
- Document router mode limitations (cost tracking shows $0)
