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# Use an official Node.js runtime as the base image
FROM node:18-alpine
# Set the working directory inside the container
WORKDIR /usr/src/app
# Copy package.json and package-lock.json (if available)
COPY package*.json ./
# Install app dependencies
RUN npm install --production
# Copy the rest of the application code
COPY . .
# Expose the port the app runs on
EXPOSE 3000
# Define the default command to run the app
CMD ["npm", "start"] |