FROM python:3.10-slim

ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    HF_HOME=/data/huggingface \
    WHISPER_CACHE_DIR=/data/whisper \
    GRADIO_SERVER_NAME=0.0.0.0 \
    GRADIO_SERVER_PORT=7860 \
    NVIDIA_VISIBLE_DEVICES=all \
    NVIDIA_DRIVER_CAPABILITIES=compute,utility

RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        build-essential \
        curl \
        ffmpeg \
        git \
        libsndfile1 \
        sox \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY requirements.txt .
RUN python -m pip install --upgrade pip setuptools wheel \
    && python -m pip install \
        --index-url https://download.pytorch.org/whl/cu128 \
        torch==2.10.0+cu128 \
        torchaudio==2.10.0+cu128 \
    && sed '/^torch==/d; /^torchaudio==/d' requirements.txt > /tmp/requirements-no-torch.txt \
    && python -m pip install -r /tmp/requirements-no-torch.txt

COPY app.py .
COPY faster_qwen3_tts ./faster_qwen3_tts
COPY qwen_tts ./qwen_tts

RUN useradd --create-home --uid 1000 appuser \
    && mkdir -p /data/huggingface /data/whisper \
    && chown -R appuser:appuser /app /data

USER appuser

EXPOSE 7860

CMD ["python", "app.py"]