chore: added docker containers

Dockerfile

@@ -0,0 +1,10 @@
+FROM node:lts-alpine
+ENV NODE_ENV=production
+WORKDIR /usr/src/app
+COPY ["package.json", "package-lock.json*", "npm-shrinkwrap.json*", "./"]
+RUN npm install --silent && mv node_modules ../
+COPY . .
+EXPOSE 5000
+RUN chown -R node /usr/src/app
+USER node
+CMD ["npm", "start"]