Merge pull request #7113 from Himangini/release-notes-for-160 #419

	name: Merge release changes to main
	on:
	push:
	branches:
	- "release-[0-9]+.[0-9]+"
	env:
	VERSION_FILE: pkg/version/release.go
	DEFAULT_BRANCH: main
	jobs:
	merge_release:
	name: Merge release
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 #v4.1.0
	with:
	fetch-depth: 0
	- name: Setup identity as eksctl-bot
	uses: ./.github/actions/setup-identity
	with:
	token: "${{ secrets.GITHUB_TOKEN }}"
	- name: Merge release branch into ${{env.DEFAULT_BRANCH}}
	id: merge-changes
	run: \|
	git checkout $DEFAULT_BRANCH
	git checkout -b merge-${{ github.sha }}
	if [ "$(git merge --no-commit --no-ff ${{ github.ref }})" = "Already up to date." ]; then
	exit 0;
	fi
	git checkout ORIG_HEAD -- $VERSION_FILE
	git add $VERSION_FILE
	EDITOR=true git merge --continue
	! git diff --exit-code $DEFAULT_BRANCH...HEAD \|\| exit 1
	git push --set-upstream origin HEAD
	echo "changes=true" >> $GITHUB_OUTPUT
	- uses: actions/github-script@d7906e4ad0b1822421a7e6a35d5ca353c962f410 #v6.4.1
	name: Open PR to ${{env.DEFAULT_BRANCH}}
	if: steps.merge-changes.outputs.changes == 'true'
	with:
	github-token: ${{ secrets.EKSCTLBOT_TOKEN }}
	script: \|
	const { data: pr } = await github.pulls.create({
	...context.repo,
	title: `Merge ${context.ref} to ${{ env.DEFAULT_BRANCH }}`,
	head: `merge-${context.sha}`,
	base: "${{ env.DEFAULT_BRANCH }}",
	});
	await github.issues.addLabels({
	...context.repo,
	issue_number: pr.number,
	labels: ["skip-release-notes"],
	});

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