# Copy to .env locally; use HF Space Secrets in deployment. # Frontend never reads these — backend model_router only. APP_ENV=development MAX_ROUNDS=6 DEFAULT_MODEL_MODE=premium_nvidia # NVIDIA Nemotron 3 Nano Omni 30B-A3B (primary premium model — backend-only API) NVIDIA_API_KEY= NVIDIA_BASE_URL=https://integrate.api.nvidia.com/v1 NVIDIA_OMNI_MODEL=nvidia/nemotron-3-nano-omni-30b-a3b-reasoning # Hugging Face (model download / Space) HF_TOKEN= # Feature flags ENABLE_DEAL_BATTLE=true ENABLE_VOICE_MODE=true