FROM python:3.10-slim

# ── System deps ──
RUN apt-get update && apt-get install -y --no-install-recommends \
        libgl1 \
        libglib2.0-0 \
        libsm6 \
        libxrender1 \
        libxext6 \
    && rm -rf /var/lib/apt/lists/*

# ── Non-root user required by Hugging Face Spaces ──
RUN useradd -m -u 1000 user
USER user

ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONUNBUFFERED=1

WORKDIR /home/user/app

# ── Install Python deps ──
COPY --chown=user requirements.txt ./
RUN pip install --no-cache-dir --upgrade pip \
 && pip install --no-cache-dir -r requirements.txt

#  Copy app source 
COPY --chown=user . .

#  Expose port (Hugging Face Spaces uses 7860) ──
EXPOSE 7860

# ── Start server ──
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]