FROM python:3.10-slim

# System packages for pyodbc, OpenCV, etc.
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    unixodbc-dev \
    ffmpeg \
    libsm6 \
    libxext6 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the backend code and data files
COPY . .

EXPOSE 7860

# Start the Flask app
CMD ["python", "app.py"]