FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

RUN apt-get update \
    && apt-get install -y --no-install-recommends ffmpeg \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt /app/requirements.txt
RUN pip install --no-cache-dir -r /app/requirements.txt

COPY app /app/app

ENV MODEL_DIR=/models
ENV MODEL_NAME=whisper-base-onnx
ENV ENCODER_MODEL_PATH=/models/whisper_encoder_base_20s.onnx
ENV DECODER_MODEL_PATH=/models/whisper_decoder_base_20s.onnx
ENV MEL_FILTERS_PATH=/models/mel_80_filters.txt
ENV VOCAB_EN_PATH=/models/vocab_en.txt
ENV VOCAB_ZH_PATH=/models/vocab_zh.txt
ENV STT_API_KEY=

EXPOSE 9000

CMD ["uvicorn", "app.server:app", "--host", "0.0.0.0", "--port", "9000"]