react js docker compose code example

Example: react js docker compose

version: '3'

services:
  backend:
    env_file:
        "./backend/backend.env"
    build:
      context: ./backend
      dockerfile: ./Dockerfile
    image: "dmurphy1217/twitter-sentiment-backend"
    ports:
      - "5000:5000"
  frontend:
    build:
      context: ./client
      dockerfile: ./Dockerfile
    image: "dmurphy1217/twitter-sentiment-frontend"
    ports:
      - "3000:3000"
    links:
      - "backend:be"