.dockerignore

node_modules
build

Dockerfile for FE apps

FROM node:12-alpine
ARG dev

EXPOSE 8080

ENV PORT=8080
ENV DEV="$dev"

WORKDIR /app

# Download the dependencies

COPY package*.json /app/

RUN [[ "$dev" == 1 ]] && npm install || npm install --production

# Install the app files

COPY . .

# Build the app

RUN npm build

# Start the app

CMD ["npm", "start"]

lines to add to package.json

"imageName": "name-of-app",
"imageRegistry": "docker-registry.wint.livelyvideo.tv/",
...
"scripts": {
   ...
    "docker:build:release": "docker build -t ${npm_package_imageRegistry}${npm_package_imageName}:${npm_package_version} .",
    "docker:push:release": "docker push ${npm_package_imageRegistry}${npm_package_imageName}:${npm_package_version}",
    "docker:build:dev": "docker build -t ${npm_package_imageRegistry}${npm_package_imageName}:${npm_package_version}-dev --build-arg dev=1 ..",
    "docker:push:dev": "docker push ${npm_package_imageRegistry}${npm_package_imageName}:${npm_package_version}-dev",
    "docker:test:dev": "npm run docker:build:dev && docker run --rm --entrypoint npm ${npm_package_imageRegistry}${npm_package_imageName}:${npm_package_version}-dev run test",
   ...
}