Release to GitHub #13

	# Creates a release on GitHub with a new tag of the current version
	name: Release to GitHub

	on:
	workflow_dispatch:
	inputs:
	label:
	description: 'Prepended Label'
	required: false

	jobs:
	release:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3

	- name: Get Mod Version
	id: get_version
	run: echo ::set-output name=version::$(sed -n 's/^mod_version = $.$/\1/p' < gradle.properties)

	- name: Get Previous tag
	id: previous_tag
	uses: pozetroninc/github-action-get-latest-release@master
	with:
	repository: ${{ github.repository }}

	# exit CI early as a failure if creating this release clashes with the previous version
	- name: Check if Version Bump is Needed
	if: ${{ format('v{0}', steps.get_version.outputs.version) == (steps.previous_tag.outputs.release) }}
	uses: actions/github-script@v6
	with:
	script: core.setFailed("A version bump from ${{ steps.previous_tag.outputs.release }} is required!")

	- name: Set up JDK 8
	uses: actions/setup-java@v2
	with:
	java-version: '8'
	distribution: 'adopt'

	- name: Use Cached Gradle Packages
	uses: actions/cache@v2
	with:
	path: \|
	~/.gradle/caches
	~/.gradle/wrapper
	key: ${{ runner.os }}-gradle-${{ hashFiles('*/.gradle', '/gradle.properties') }}
	restore-keys: ${{ runner.os }}-gradle-

	- name: Build with Gradle
	run: \|
	chmod +x gradlew
	./gradlew build

	- name: Create GitHub Release
	uses: softprops/action-gh-release@v1
	with:
	tag_name: v${{ steps.get_version.outputs.version }}
	files: build/libs/*.jar
	body: "${{ github.event.inputs.label }}\n"
	generate_release_notes: true

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