FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Copy requirements first for better caching
COPY requirements.txt .

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

# Copy all application files
COPY . .

# Expose port 7860 for Hugging Face Spaces
EXPOSE 7860

# Create startup script
RUN echo '#!/bin/bash\n\
echo "Starting Tic-Tac-Toe Web UI on port 7860..."\n\
echo "Game interface available at the root URL"\n\
echo "Features: Room management, AI gameplay, real-time chat"\n\
python app.py' > start.sh && chmod +x start.sh

# Set required environment variable for Mistral API
ENV MISTRAL_API_KEY=""

CMD ["./start.sh"]