Fix yarn install not failing #905

	name: Docker

	on:
	push:
	# Publish `master` as Docker `latest` image.
	branches: '*'

	env:
	IMAGE_NAME: heroku-php

	jobs:
	# Run tests.
	# See also https://docs.docker.com/docker-hub/builds/automated-testing/
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Run tests
	run: \|
	docker buildx build . --file Dockerfile --platform=linux/amd64,linux/arm64

	# Push image to GitHub Packages.
	# See also https://docs.docker.com/docker-hub/builds/
	push:
	# Ensure test job passes before pushing image.
	needs: test

	runs-on: ubuntu-latest
	if: github.event_name == 'push'

	steps:
	- uses: actions/checkout@v4

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Log into GitHub Container Registry
	run: echo "${{ secrets.CR_PAT }}" \| docker login https://ghcr.io -u ${{ github.actor }} --password-stdin

	- name: Build & push image to GitHub Container Registry
	run: \|
	IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME

	# Change all uppercase to lowercase
	IMAGE_ID=$(echo $IMAGE_ID \| tr '[A-Z]' '[a-z]')

	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')

	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest

	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION

	docker buildx build . --file Dockerfile --tag $IMAGE_ID:$VERSION --push --platform=linux/amd64,linux/arm64

Provide feedback