# Use an official lightweight Python image
FROM python:3.10-slim

# Set up working directory
WORKDIR /code

# Copy requirements file first to utilize Docker layer caching
COPY ./requirements.txt /code/requirements.txt

# Install dependencies
RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt

# Copy the rest of the application files into the container
COPY . .

# Set environment variables for Streamlit on Hugging Face
ENV STREAMLIT_SERVER_PORT=7860
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0

# Expose port 7860 for HF Space routing
EXPOSE 7860

# Command to execute your modified app.py
CMD ["streamlit", "run", "app.py"]