Add spotless and spotless workflow #12

	name: Enforce proper formatting
	on: pull_request
	jobs:
	gradle:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-java@v3
	with:
	distribution: temurin
	java-version: 17

	- name: Setup Gradle
	uses: gradle/gradle-build-action@v2

	- name: Execute Gradle build
	run: ./gradlew spotlessApply

	- name: Commit fixed formatting
	run: \|
	git config user.name "Yeti Formatter"
	git config user.email "<>"
	git commit -am "Fix formatting"

	- name: Push changes
	env:
	HEAD_REF: ${{ github.head_ref }}
	BASE_REF: ${{ github.base_ref }}
	run: \|
	echo "${HEAD_REF}"
	echo "${BASE_REF}"

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