FROM python:3.11-slim

WORKDIR /app

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

# Copy application
COPY . .

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV APP_ENV=production

# Expose port
EXPOSE 8080

# Run application
CMD ["gunicorn", "--bind", "0.0.0.0:8080", "--workers", "4", "app:create_app()"]