{"message":"Welcome to Farabio RAG-DB API 🤖","endpoints":{"POST /query":"Ask a question to the AI SQL Agent","GET /chat_history":"Get chat history for a specific teacher and school","DELETE /chat_history/clear":"Clear chat history for a specific teacher and school","POST /chat_history/auto_delete":"Manually trigger deletion of chat history older than one week","POST /config_llm":"Dynamically set LLM providers for agent and tool","GET /models_list":"List available models for a specific provider"}}