backend/Dockerfile

FROM python:3.11-slim

WORKDIR /app

# System deps for opencv-headless
RUN apt-get update && apt-get install -y --no-install-recommends \
    libglib2.0-0 libgl1 \
    && rm -rf /var/lib/apt/lists/*

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

COPY . .

# Collect static files
RUN python manage.py collectstatic --noinput

EXPOSE 8000
CMD ["gunicorn", "core.wsgi:application", "--bind", "0.0.0.0:8000", "--workers", "2", "--timeout", "120"]