# syntax=docker/dockerfile:1 # Use the official Node.js image as the base image ARG NODE_VERSION=22.13.1 FROM node:${NODE_VERSION}-slim AS base # Set the working directory WORKDIR /app COPY . . RUN npm install # Install dependencies using npm ci for deterministic builds RUN --mount=type=cache,target=/root/.npm npm ci --production # Copy the application source code COPY --link . . # Expose the application port EXPOSE 8080 # Define the command to run the application CMD ["node", "server.js"]