{"message":"AI Companion Voice Agent Backend API is running","status":"ok","timestamp":"2026-05-17T02:08:57.665Z","version":"2.0.0","voiceAI":"Vapi","endpoints":{"health":"/health","api":"/api","vapi":"/vapi","vapiUserLookup":"/api/vapi/user-lookup","vapiAccountSetup":"/api/vapi/account-setup","vapiKnowledgeBaseQuery":"/api/vapi/knowledge-base-query","vapiUpdateUserProfile":"/api/vapi/update-user-profile","twilio":"/twilio","ragTest":"/api/test/rag"},"vapiEndpoints":{"setup":"GET /vapi/setup","status":"GET /vapi/status","webhook":"POST /vapi/webhook","outbound":"POST /vapi/outbound","assistants":"GET /vapi/assistants"},"ragTestEndpoints":{"listUsers":"GET /api/test/rag/users","getContext":"GET /api/test/rag/{phoneNumber}","askQuestion":"POST /api/test/rag/ask","batchQuestions":"POST /api/test/rag/batch"}}