Update README.md #105

	# Automatically build the project and run any configured tests for every push
	# and submitted pull request. This can help catch issues that only occur on
	# certain platforms or Java versions, and provides a first line of defence
	# against bad commits.

	name: build
	on: [ pull_request, push, workflow_dispatch ]

	jobs:
	build:
	runs-on: ubuntu-20.04
	steps:
	- name: checkout repository
	uses: actions/checkout@v2
	- name: validate gradle wrapper
	uses: gradle/wrapper-validation-action@v1
	- name: setup jdk 17
	uses: actions/setup-java@v1
	with:
	java-version: 17
	- name: make gradle wrapper executable
	run: chmod +x ./gradlew

	- name: build 1.17
	run: ./gradlew :v1_17:build
	- name: build 1.18
	run: ./gradlew :v1_18:build
	- name: build 1.19
	run: ./gradlew :v1_19:build
	- name: build 1.19.3
	run: ./gradlew :v1_19_3:build

	- name: capture build artifacts
	uses: actions/upload-artifact@v2
	with:
	name: Artifacts
	path: ./*/build/libs/.jar

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