Create React App + Docker

.dockerignore

.git
.gitignore
.idea
node_modules
build

Dockerfile

# build environment
FROM node:current-alpine3.12 AS build

WORKDIR /usr/src/app

COPY package.json yarn.lock ./

# python 2 for node-gyp
RUN apk add --update --no-cache --virtual .gyp \
        python2 \
        make \
        g++ \
    && yarn install \
    && apk del .gyp

COPY . .

RUN yarn build


# production environment
FROM nginx:alpine

COPY nginx.conf /etc/nginx/conf.d/default.conf

COPY --from=build /usr/src/app/build /usr/share/nginx/html