dockerfile

Dockerfile

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+FROM node:18-alpine
+
+# Create app directory
+WORKDIR /usr/src/app
+
+RUN npm install -g yarn
+
+# Install app dependencies
+# A wildcard is used to ensure both package.json AND package-lock.json are copied
+# where available (npm@5+) and yarn.lock because we are using yarn
+COPY package*.json yarn.lock ./
+
+# Run yarn without generating a yarn.lock file
+RUN yarn --pure-lockfile
+
+# Bundle app source
+COPY . ./
+
+# Use the port used by our server.js configuration
+EXPOSE 3000
+
+# This will run `yarn start` when the docker image is ran
+CMD [ "yarn", "start" ]