Merge pull request #29 from pcvg/SU-10203_Upgrade-Ruby-to-278 #124

	name: Build and Publish
	on: [push]

	jobs:

	lint:
	name: Lint Dockerfile
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master
	- run: npm i
	- run: npm test

	build_and_publish:
	needs: lint
	name: Build and publish Docker image
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master

	- name: Build image
	run: docker build -t gcp-ruby .

	- name: Test Ruby
	run: docker run gcp-ruby bash -c "which ruby \|\| exit 1"

	- name: Test Bundler
	run: docker run gcp-ruby bash -c "which bundle \|\| exit 1"

	- name: Test Google Cloud SDK
	run: docker run gcp-ruby bash -c "which gcloud \|\| exit 1"

	- name: Test Node.js
	run: docker run gcp-ruby bash -c "which node \|\| exit 1"

	- name: Test Yarn
	run: docker run gcp-ruby bash -c "which yarn \|\| exit 1"

	- name: Test Chrome
	run: docker run gcp-ruby bash -c "which google-chrome \|\| exit 1"

	- name: Test Docker
	run: docker run gcp-ruby bash -c "which docker \|\| exit 1"

	- name: Docker login
	run: \|
	echo ${{ secrets.DOCKER_ACCESS_TOKEN }} \| docker login --username ${{ secrets.DOCKER_USERNAME }} --password-stdin

	- name: Publish latest
	run: \|
	docker tag gcp-ruby savingsutd/gcp-ruby:latest &&
	docker push savingsutd/gcp-ruby:latest
	if: success() && github.ref == 'refs/heads/master'

	- name: Publish release
	run: \|
	export RELEASE_TAG=$(echo $GITHUB_REF \| sed -e 's,./$.$,\1,') &&
	docker tag gcp-ruby savingsutd/gcp-ruby:$RELEASE_TAG &&
	docker push savingsutd/gcp-ruby:$RELEASE_TAG
	if: success() && contains(github.ref, 'refs/tags')

Provide feedback