Linkage Check #143

	name: Linkage Check

	on:
	pull_request:
	branches:
	- 'dependabot/**'
	workflow_dispatch:
	schedule:
	- cron: '00 9 * * *' # 09:00 UTC every day

	jobs:
	linkageCheck:
	if: \|
	((
	github.event_name == 'pull_request' && github.repository == github.event.pull_request.head.repo.full_name
	) \|\| (github.event_name != 'pull_request'))
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	steps:
	- name: Get current date
	id: date
	run: echo "date=$(date +'%Y-%m-%d' --utc)" >> $GITHUB_OUTPUT
	- uses: actions/checkout@v2
	- uses: actions/setup-java@v1
	with:
	java-version: 8
	- uses: actions/cache@v2
	id: mvn-cache
	with:
	path: ~/.m2/repository
	key: ${{ runner.os }}-maven-unified-${{ steps.date.outputs.date }}
	- name: Maven go offline
	id: mvn-offline
	if: steps.mvn-cache.outputs.cache-hit != 'true'
	run: ./mvnw compile dependency:go-offline
	- name: install
	# install before running Linkage Checker
	run: \|
	./mvnw \
	--batch-mode \
	--show-version \
	--threads 1.5C \
	--define skipTests=true \
	--define maven.javadoc.skip=true \
	--errors \
	install
	- name: run linkage checker
	run: \|
	./mvnw \
	--activate-profiles linkage-check \
	--projects spring-cloud-gcp-dependencies \
	--batch-mode \
	--show-version \
	--threads 1.5C \
	--define skipTests=true \
	--define maven.javadoc.skip=true \
	--errors \
	verify

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