Merge pull request #195 from eclipse-thingweb/next-release #40

	name: Create GitHub Release

	on:
	push:
	branches:
	- main

	permissions:
	contents: write
	pull-requests: write

	jobs:
	create-github-release:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Determine current version in pubspec.yaml
	id: pubspec-version-number
	run: \|
	PUBSPEC_VERSION=$(yq ".version" pubspec.yaml)
	echo "pubspec-version=$PUBSPEC_VERSION" >> $GITHUB_OUTPUT

	- name: Check if version tag already exists
	id: tag-check
	run: \|
	TAG=v${{ steps.pubspec-version-number.outputs.pubspec-version }}
	if git show-ref --tags --verify --quiet "refs/tags/${TAG}"; then
	echo "Version tag $TAG already exists, not creating a new release."
	else
	echo "new-tag=$TAG" >> $GITHUB_OUTPUT
	fi

	- name: Generate release notes
	uses: orhun/git-cliff-action@v3
	if: ${{ steps.tag-check.outputs.new-tag != '' }}
	with:
	config: cliff.toml
	args: --verbose --unreleased --strip header --tag ${{ steps.tag-check.outputs.new-tag }}
	env:
	OUTPUT: CHANGES.md
	GITHUB_REPO: ${{ github.repository }}

	- name: Create new GitHub release if tag does not exist yet
	uses: ncipollo/release-action@v1
	if: ${{ steps.tag-check.outputs.new-tag != '' }}
	with:
	tag: ${{ steps.tag-check.outputs.new-tag }}
	bodyFile: CHANGES.md
	name: Version ${{ steps.pubspec-version-number.outputs.pubspec-version }}
	token: ${{ secrets.BOT_TOKEN }}

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