Dockerfile Expose Example Extra Quality -
FROM node:18-alpine WORKDIR /app
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 CMD curl -f http://localhost:8000/health || exit 1 dockerfile expose example
CMD ["npm", "start"] FROM python:3.11-slim WORKDIR /app dockerfile expose example
COPY . . EXPOSE 3000
COPY requirements.txt . RUN pip install --no-cache-dir -r requirements.txt dockerfile expose example