FROM python:3.10-slim

# Install modern system dependencies for OpenCV
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy requirements first to leverage Docker cache
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

# Expose the HF default port
EXPOSE 7860

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