# OpenAI Configuration # Get your API key from https://platform.openai.com/api-keys OPENAI_API_KEY=sk-xxxxxxxxxxxxxxxxxxxxx # Webhook URL for fetching context/instructions (optional) # The webhook should return JSON with: { systemPrompt, voiceSettings, userData } WEBHOOK_URL=https://your-webhook-url.com/context # Voice Settings (optional) # Available voices: alloy, echo, shimmer, ash, ballad, coral, sage, verse DEFAULT_VOICE=shimmer