# Use the official Node.js image FROM node:14 # Set the working directory in the container WORKDIR /usr/src/app # Copy package.json and package-lock.json to the working directory COPY package*.json ./ # Install dependencies RUN npm install # Copy the rest of the application code COPY . . # Expose the port that the application will run on EXPOSE 3003 # Command to run the application CMD ["node", "server.js"]