Dockerfile

# Use a specific version of the node image
FROM node:16-alpine

# Set working directory
WORKDIR /code

# Copy package.json and package-lock.json and install dependencies
COPY package*.json ./
RUN npm install --production

# Copy the rest of the application files
COPY . .

# Expose port
EXPOSE 7860

# Set user to non-root
USER node

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