Dockerfile

FROM node:16

# Set working directory
WORKDIR /code

# Copy Node.js application files
COPY ./index.js /code/index.js
COPY ./package.json /code/package.json
COPY ./package-lock.json /code/package-lock.json

# Install Node.js dependencies
RUN npm install

# Expose port
EXPOSE 7860

# Set user to non-root
USER node

# Start Node.js application
CMD ["node", "index.js"]