{"service":"TNA Agentic RAG System","version":"2.1.0","orchestrator":"LangGraph","features":["Intelligent Query Routing (FAQ/Policy/SQL)","Interactive Plotly Visualizations","Knowledge Base with Qdrant","Feedback Learning System","Short-Term Conversation Memory","Long-Term Pattern Learning","LangGraph State Management","Chitchat Detection"],"endpoints":{"chat":"POST /apis/chat","health":"GET /health","docs":"GET /docs","knowledge_upload":"POST /apis/knowledge/upload","knowledge_search":"GET /apis/knowledge/search","feedback":"POST /apis/feedback","feedback_stats":"GET /apis/feedback/stats"}}