Merge Dependabot PR main #328

	name: Merge Dependabot PR

	on: pull_request_target

	run-name: Merge Dependabot PR ${{ github.ref_name }}

	permissions: write-all

	jobs:
	merge-dependabot-pr:
	runs-on: ubuntu-latest
	if: ${{ github.event.pull_request.user.login == 'dependabot[bot]' && github.repository == 'spring-projects/spring-session' }}
	steps:

	- uses: actions/checkout@v4
	with:
	show-progress: false
	ref: ${{ github.event.pull_request.head.sha }}

	- uses: actions/setup-java@v4
	with:
	distribution: temurin
	java-version: 17

	- name: Set Milestone to Dependabot Pull Request
	id: set-milestone
	run: \|
	if test -f pom.xml
	then
	CURRENT_VERSION=$(mvn help:evaluate -Dexpression="project.version" -q -DforceStdout)
	else
	CURRENT_VERSION=$(cat gradle.properties \| sed -n '/^version=/ { s/^version=//;p }')
	fi
	export CANDIDATE_VERSION=${CURRENT_VERSION/-SNAPSHOT}
	MILESTONE=$(gh api repos/$GITHUB_REPOSITORY/milestones --jq 'map(select(.due_on != null and (.title \| startswith(env.CANDIDATE_VERSION)))) \| .[0] \| .title')

	if [ -z $MILESTONE ]
	then
	gh run cancel ${{ github.run_id }}
	echo "::warning title=Cannot merge::No scheduled milestone for $CURRENT_VERSION version"
	else
	gh pr edit ${{ github.event.pull_request.number }} --milestone $MILESTONE
	echo mergeEnabled=true >> $GITHUB_OUTPUT
	fi
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- name: Merge Dependabot pull request
	if: steps.set-milestone.outputs.mergeEnabled
	run: gh pr merge ${{ github.event.pull_request.number }} --auto --rebase
	env:
	GH_TOKEN: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}

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