# Use the official Node.js image FROM node:18-alpine # Create and set the working directory WORKDIR /app # Copy the build folder to the working directory COPY build ./build COPY package.json ./build/ # Change directory to the build folder WORKDIR /app/build RUN npm install # Make port 3000 available to the world outside this container, if necessary EXPOSE 3000 # Run the application CMD ["node", "index.js"]