Create Dockerfile

Dockerfile

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+FROM node:10
+
+# Create directory
+WORKDIR /usr/src/app
+
+# Copy Package.json
+COPY package*.json ./
+
+RUN npm install
+
+# Copy app source
+COPY . .
+
+# !! MAKE SURE THIS IS THE RIGHT PORT YOU WANT TO USE !!
+EXPOSE 3000
+
+CMD ["node", "index.js"]