Updated docker

Dockerfile

@@ -10,10 +10,8 @@ WORKDIR /root/
 COPY --from=ui-build /usr/src/app/client/dist ./server/dist
 COPY server/package*.json ./server/
 RUN cd server && npm install
-COPY server/src ./server/
-
-EXPOSE 3000
-
-CMD ["npm", "start"]
+COPY server/src ./server/src
 
+EXPOSE 8080
 
+CMD ["node", "./server/src/server.js"]