docs/menv.md

export PORT=7860
export HOST=0.0.0.0
export SPEECH_RATE_LIMIT=5/minute
export CHAT_RATE_LIMIT=100/minute
export EXTERNAL_TTS_URL=https://gaganyatri-tts-indic-server.hf.space/v1/audio/speech
export EXTERNAL_ASR_URL=https://gaganyatri-asr-indic-server-cpu.hf.space
export EXTERNAL_TEXT_GEN_URL=https://your-text-gen-service.example.com
export EXTERNAL_AUDIO_PROC_URL=https://your-audio-proc-service.example.com
export API_KEY_SECRET=your_secret_key