{"service":"ceots-rag","usage":"GET /?q=your+question&top_k=5&threshold=0.5","endpoints":["GET / - Query with AI-powered RAG response","POST /search - Vector similarity search","POST /ingest - Trigger repository scanning","GET /status - Health check","GET /documents - List all documents","POST /documents - Upsert single document","POST /documents/batch - Upsert multiple documents","GET /documents/:id - Get document by ID","DELETE /documents/:id - Delete document by ID","POST /documents/delete - Bulk delete by IDs","GET /stats - Get index stats"]}