SECRET_KEY=your-secret-key-change-this-in-production
ALGORITHM=HS256
ACCESS_TOKEN_EXPIRE_MINUTES=30
DATABASE_URL=sqlite:///./qwen_tts.db
CACHE_DIR=./voice_cache
OUTPUT_DIR=./outputs
MODEL_DEVICE=cuda:0
MODEL_BASE_PATH=../Qwen
MAX_CACHE_ENTRIES=100
CACHE_TTL_DAYS=7
HOST=0.0.0.0
PORT=8000
WORKERS=1
LOG_LEVEL=info
LOG_FILE=./app.log
RATE_LIMIT_PER_MINUTE=50
RATE_LIMIT_PER_HOUR=1000
MAX_QUEUE_SIZE=100
BATCH_SIZE=4
BATCH_WAIT_TIME=0.5
MAX_TEXT_LENGTH=1000
MAX_AUDIO_SIZE_MB=10

ALIYUN_REGION=beijing

DEFAULT_BACKEND=local