Bump actions/checkout from 4 to 5 #128

	# This workflow will build a Java project with Maven, and cache/restore any dependencies to improve the workflow execution time
	# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-maven

	name: CheckStyle

	on:
	pull_request:
	paths:
	- '.github/workflows/checkstyle.yml'
	- 'pom.xml'
	- 'checkstyle.xml'
	- 'checkstyle_suppressions.xml'
	- 'src/main/java/**'
	- 'src/test/java/**'

	permissions:
	contents: read

	jobs:
	CheckStyle:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
	- name: Set up JDK
	uses: actions/setup-java@c5195efecf7bdfc987ee8bae7a71cb8b11521c00 # v4.7.1
	with:
	java-version: 21
	distribution: 'temurin'
	cache: maven
	- uses: reviewdog/action-setup@e04ffabe3898a0af8d0fb1af00c188831c4b5893 # v0.20.1
	name: Set up reviewdog
	with:
	reviewdog_version: latest
	- name: Run CheckStyle
	run: mvn --batch-mode --errors --fail-at-end --show-version -Dgpg.skip -Djava.awt.headless=true checkstyle:checkstyle
	- name: Upload check results
	env:
	WORKDIR: ./
	REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	cat target/checkstyle-result.xml \| reviewdog -f=checkstyle -reporter=github-pr-check -filter-mode=added -fail-on-error

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