FROM python:3.11-slim

# Set working directory
WORKDIR /app

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

# Copy requirements file
COPY requirements.txt .

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

# Copy application files
COPY . .

# Generate VAPID keys if .env doesn't exist
RUN if [ ! -f .env ]; then python generate_vapid_keys.py; fi

# Expose the application port
EXPOSE 8080

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