FROM python:3.10-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PORT=7860 \
    HF_HOME=/home/appuser/.cache/huggingface

RUN apt-get update && apt-get install -y --no-install-recommends \
    ffmpeg \
    libglib2.0-0 \
    libgl1 \
    libsm6 \
    libxext6 \
    && rm -rf /var/lib/apt/lists/*

RUN useradd --create-home --uid 1000 appuser
WORKDIR /app

COPY --chown=appuser:appuser requirements.txt /app/requirements.txt
RUN pip install --upgrade pip && pip install -r /app/requirements.txt

COPY --chown=appuser:appuser api.py /app/api.py
COPY --chown=appuser:appuser README.md /app/README.md

USER appuser
EXPOSE 7860

CMD ["sh", "-c", "uvicorn api:app --host 0.0.0.0 --port ${PORT:-7860}"]