leex279 44bbcfcafb Add OpenRouter embeddings support ...

Implements OpenRouter as an embedding provider option, enabling access to multiple
embedding models (OpenAI, Google Gemini, Qwen3, Mistral) through a single API key.

Backend changes:
- Add validate_openrouter_api_key() for API key validation (sk-or-v1- format)
- Add OpenRouterErrorAdapter for error sanitization
- Add openrouter to valid providers in llm_provider_service
- Create openrouter_discovery_service with hardcoded model list
- Create /api/openrouter/models endpoint for model discovery
- Register OpenRouter router in FastAPI main app

Frontend changes:
- Create openrouterService.ts for model discovery API client
- Add OpenRouter to RAGSettings.tsx provider options
- Configure default models with provider prefix (openai/text-embedding-3-small)
- Add OpenRouter to embedding-capable providers list

Documentation:
- Update .env.example with OPENROUTER_API_KEY documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

2025-11-08 23:06:31 +01:00

5.8 KiB

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