# Use the official Python 3.12 slim image
FROM python:3.12-slim

# Set the working directory in the container
WORKDIR /app

# Install system dependencies (essential for XGBoost and visualization)
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

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

# Copy the entire project code into the container
COPY . .

# Expose the standard Streamlit port (7860 is default for Hugging Face Spaces)
EXPOSE 7860

# Configure Streamlit behavior for Hugging Face
ENV STREAMLIT_SERVER_PORT=7860
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0

# Command to start the application
CMD ["streamlit", "run", "app.py"]