FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install Python dependencies
COPY unified_requirements.txt .
RUN pip install --no-cache-dir -r unified_requirements.txt

# Copy application code
COPY unified_app.py .
COPY static/ ./static/

# Create necessary directories
RUN mkdir -p static/workflows templates

# Copy workflow files if they exist
COPY static/workflows/*.json ./static/workflows/ 2>/dev/null || true

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8080/api/stats || exit 1

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