FROM python:3.11-slim

WORKDIR /app

# Install system dependencies for matplotlib
RUN apt-get update && apt-get install -y \
    libfreetype6-dev \
    libpng-dev \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Expose the port that Hugging Face Spaces uses
EXPOSE 7860

# Set environment variables
ENV GRADIO_SERVER_NAME=0.0.0.0
ENV GRADIO_SERVER_PORT=7860

# Run the application
CMD ["python", "app.py"]