Dockerfile multi stage build for React single page apps

docker-compose.yml

version: "3.4"
services:
  app:
    build:
      context: .
      target: dev
    ports:
      - 3000:3000

Dockerfile

FROM node:13 AS build
WORKDIR /app
COPY package.json package-lock.json /app/
RUN npm install

FROM build as dev
COPY . /app
CMD BROWSER=none npm start

FROM build as prod
COPY . /app
RUN npm run build

FROM socialengine/nginx-spa:latest
COPY --from=prod /app/web/build /app