Made Dockerfile for FE, serve.js for express server, and docker-compose to run both FE and BE services

frontend/Dockerfile

@@ -0,0 +1,15 @@
+FROM node:18.3.0-alpine AS builder
+
+# Install all node dependencies separately so it's cached in docker build
+COPY ./package.json /tmp/package.json
+RUN cd /tmp && npm install
+RUN mkdir /code && cp -a /tmp/node_modules /code/
+
+# Copy all the source code
+WORKDIR /code
+COPY ./ /code
+
+# Build the project
+RUN ["npm", "run", "build"]
+CMD ["node", "serve.js"]
+