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Build Changelog #1

	# Build Changelog
	#
	# Description:
	# Regenerates CHANGELOG.md from all commits and tags and opens a PR with the result
	#
	# Triggers:
	# - workflow_dispatch

	on:
	workflow_dispatch:

	name: Build Changelog
	run-name: Build Changelog

	permissions: {}

	jobs:
	changelog:
	runs-on: ubuntu-latest
	permissions:
	contents: write # create branch
	pull-requests: write # create PR
	steps:
	- id: checkout
	name: Checkout repository
	uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
	with:
	fetch-depth: 0 # git-chglog needs all commits and tags to generate the full changelog
	- id: setup-git
	name: Git client setup
	run: \|
	git config user.name "Powertools for AWS Lambda (Java) Bot"
	git config user.email "151832416+aws-powertools-bot@users.noreply.github.com"
	- id: changelog
	name: Generate changelog
	run: \|
	docker run -v "${PWD}":/workdir quay.io/git-chglog/git-chglog@sha256:c791b1e8264387690cce4ce32e18b4f59ca3ffd8d55cb4093dc6de74529493f4 > CHANGELOG.md
	- id: create_pr
	name: Create PR
	run: \|
	if git diff --quiet -- CHANGELOG.md; then
	echo "CHANGELOG.md is up to date"
	exit 0
	fi
	git checkout -b ci-changelog-${{ github.run_id }}
	git commit -am "chore(ci): rebuild changelog"
	git push origin ci-changelog-${{ github.run_id }}
	gh pr create \
	--title "chore(ci): rebuild changelog" \
	--body "This is an automated PR created from the following workflow: https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}