# Use an official Python runtime as a parent image
FROM python:3.11-slim

# Set the working directory in the container
WORKDIR /app

# Install system dependencies (needed for some AI libraries)
RUN apt-get update && apt-get install -y \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy the requirements file into the container
COPY requirements.txt .

# Install any needed packages specified in requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of your application code
COPY . .

# Create a directory for the graph if it doesn't exist
RUN mkdir -p static

# Flask apps on Hugging Face Spaces must run on port 7860
EXPOSE 7860

# Run app.py when the container launches
CMD ["python", "app.py"]