DeepSeek is OpenAI-compatible and popular in the 中文 community — a high-ROI engine to support. Same pattern as the Mistral/Groq walkthrough in [CONTRIBUTING.md](../blob/main/CONTRIBUTING.md). Touches `backend/services/engines/` + the Engines UI.
DeepSeek is OpenAI-compatible and popular in the 中文 community — a high-ROI engine to support.
Same pattern as the Mistral/Groq walkthrough in CONTRIBUTING.md. Touches
backend/services/engines/+ the Engines UI.