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sunday/Dockerfile
2025-11-15 21:09:14 +10:00

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1.2 KiB
Docker

# Production Dockerfile for Sunday Comics
FROM python:3.11-slim
# Set working directory
WORKDIR /app
# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
gcc \
&& rm -rf /var/lib/apt/lists/*
# Create non-root user
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
# Copy requirements first for better caching
COPY --chown=appuser:appuser requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt gunicorn
# Copy application code
COPY --chown=appuser:appuser . .
# Switch to non-root user
USER appuser
# Generate cache, RSS feed, and sitemap during build
RUN python scripts/publish_comic.py
# Expose port
EXPOSE 3000
# Environment variables
ENV PYTHONUNBUFFERED=1 \
PORT=3000
# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:3000').read()"
# Run with Gunicorn
CMD gunicorn app:app \
--bind 0.0.0.0:${PORT} \
--workers 4 \
--threads 2 \
--worker-class gthread \
--access-logfile - \
--error-logfile - \
--log-level info