Dockerfile

#######################
### prepare testing ###
#######################

FROM node:12.16 as prepare-testing

SHELL ["/bin/bash", "-o", "pipefail", "-c"]

# install chrome for protractor and karma tests
RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub \
  | APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE=1 apt-key add -

RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'

# version is not pinned because we always run tests on the most recent chrome version.
# hadolint ignore=DL3008
RUN apt-get update \
  && apt-get install -yq --no-install-recommends google-chrome-stable \
  && apt-get clean \
  && rm -rf /var/lib/apt/lists/*

###############
### testing ###
###############

FROM prepare-testing as testing

# set working directory
WORKDIR /app

# TODO not sure this is needed
# add `/app/node_modules/.bin` to $PATH
ENV PATH /app/node_modules/.bin:$PATH

# install and cache app dependencies
COPY package*.json patch.js /app/

# run a clean install
RUN npm ci --unsafe-perm

# add app
COPY . /app

# run unit tests
RUN npm run test -- --configuration=ci

# run system tests
RUN npm run e2e -- --configuration=ci

# TODO implement build configurations for various environments
########################
### production build ###
########################

FROM testing as build-production

# generate build
RUN npm run build -- --prod

#########################
### production deploy ###
#########################

FROM nginx:1.17-alpine as deploy-production

LABEL maintainer="gruppone.swe@gmail.com"

# copy artifact build from the 'build environment'
COPY --from=build-production /app/dist/stalker-web-app /usr/share/nginx/html

# expose ports 80 and 443
EXPOSE 80 443

# run nginx
CMD ["nginx", "-g", "daemon off;"]