Prepare release #12

	name: Prepare release
	on:
	workflow_dispatch:
	inputs:
	version:
	description: 'The version to release, e.g. 1.30.0'
	required: true

	jobs:
	create-pull-request:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

	- name: Validate version
	run: \|
	version=${{ inputs.version }}
	if [[ ! "$version" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
	echo "unexpected version: $version"
	exit 1
	fi

	- name: Use CLA approved github bot
	run: .github/scripts/use-cla-approved-github-bot.sh

	- name: Update schema files
	run: \|
	if ! grep -q "^ next:$" schema-next.yaml; then
	echo "String 'next:' not found in the file"
	exit 1
	fi

	version=${{ inputs.version }}
	cp schema-next.yaml "schemas/$version"

	sed -i "s/ next:$/ next:\n $version:/" schema-next.yaml

	sed -i "s/^schema_url: .*/schema_url: https:\/\/opentelemetry.io\/schemas\/$version/" "schemas/$version"
	sed -i "s/ next:$/ $version:/" "schemas/$version"
	git add "schemas/$version"

	- name: Update change log
	run: \|
	make chlog-update VERSION=v${{ inputs.version }}

	- name: Create pull request
	env:
	# not using secrets.GITHUB_TOKEN since pull requests from that token do not run workflows
	GH_TOKEN: ${{ secrets.OPENTELEMETRYBOT_GITHUB_TOKEN }}
	run: \|
	version=${{ inputs.version }}
	message="[chore] Prepare release v${version}"
	body="Prepare release \`v${version}\`."
	branch="opentelemetrybot/prepare-release-v${version}"

	git checkout -b $branch
	git commit -a -m "$message"
	git push --set-upstream origin $branch
	gh pr create --title "$message" \
	--body "$body" \
	--base main

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