release #23

	# See:
	# https://docs.github.com/en/free-pro-team@latest/actions/guides/publishing-java-packages-with-maven
	# https://central.sonatype.org/pages/apache-maven.html
	# https://github.com/actions/setup-java

	name: release

	on:
	workflow_dispatch:

	jobs:
	release:
	environment: maven_central
	runs-on: ubuntu-latest
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Set up Maven Central repository
	uses: actions/setup-java@v2
	with:
	java-version: 11
	distribution: 'zulu'
	server-id: ossrh
	server-username: MAVEN_USERNAME # env variable to use for username in release
	server-password: MAVEN_PASSWORD # env variable to use for password in release
	gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }}
	gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable to use for passphrase in release

	- name: Set up Git user
	run: \|
	git config --global user.name "${{ secrets.GIT_USER_NAME }}"
	git config --global user.email "${{ secrets.GIT_USER_EMAIL }}"

	- name: Release
	run: \|
	mvn -B -Dusername=${{ secrets.GH_USERNAME }} -Dpassword=${{ secrets.GH_ACCESS_TOKEN }} release:prepare
	mvn -B release:perform
	env:
	MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
	MAVEN_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
	MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}

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