# Use an official Python runtime as a parent image
FROM python:3.9-slim-buster

# Set the working directory in the container
WORKDIR /app

# 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 Streamlit application file into the container
COPY app.py .

# Expose the port that Streamlit runs on (default is 8501)
EXPOSE 8501

# Command to run the Streamlit application
# The --server.port argument is crucial for Hugging Face Spaces
CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.enableCORS=false", "--server.enableXsrfProtection=false"]