Merge remote-tracking branch 'origin/main' into 6.x #598

	name: GitLab4J CI

	on:
	push:
	branches-ignore:
	- 'dependabot/**'
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]

	jobs:

	build-jdk11:
	name: "Build JDK 11"
	runs-on: ubuntu-latest
	services:
	gitlab-instance:
	image: gitlab/gitlab-ce:12.9.2-ce.0
	env:
	GITLAB_OMNIBUS_CONFIG: gitlab_rails['initial_root_password']="password";gitlab_rails['lfs_enabled']=false;
	ports:
	- 8090:80
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Set up JDK 11
	uses: actions/setup-java@v2
	with:
	distribution: adopt-hotspot
	java-version: 11
	- name: Get Date
	id: get-date
	run: \|
	echo "date=$(/bin/date -u "+%Y-%m")" >> $GITHUB_OUTPUT
	shell: bash
	- name: Cache Maven Repository
	id: cache-maven
	uses: actions/cache@v2
	with:
	path: ~/.m2/repository
	# refresh cache every month to avoid unlimited growth
	key: gitlab4jmaven-${{ steps.get-date.outputs.date }}
	- name: GitLab4j verify
	id: gitlab4j-verify
	run: \|
	./mvnw verify -B -V

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