Update rest-api-spec #9575

	name: Update rest-api-spec

	on:
	workflow_dispatch:
	schedule:
	- cron: '0 4 * * *' # At 04:00.

	jobs:
	update-rest-api:
	name: Update rest-api-spec
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	branch: ['main', '8.x', '8.15', '7.17']

	steps:
	- uses: actions/checkout@v4
	with:
	ref: ${{ matrix.branch }}

	- name: Use Node.js 20
	uses: actions/setup-node@v4
	with:
	node-version: 20

	- name: Install deps
	run: \|
	npm install --prefix .github/download-artifacts
	npm install --prefix compiler
	npm install --prefix typescript-generator

	- name: Download artifacts
	run: \|
	node .github/download-artifacts/index.js --branch ${{ matrix.branch }}

	- name: Generate output
	run: \|
	make contrib

	- name: Debug git status
	run: \|
	git status --porcelain

	- name: Create Pull Request
	uses: peter-evans/create-pull-request@v6
	with:
	title: Update rest-api-spec ${{ matrix.branch }}
	body: 'As titled.'
	commit-message: 'Update rest-api-spec'
	labels: specification
	delete-branch: true
	reviewers: Anaethelion,ezimuel,flobernd,JoshMock,l-trotta,miguelgrinberg,picandocodigo,pquentin,srikanthmanvi,swallez,technige
	branch: automated/rest-api-spec-update-${{ matrix.branch }}

	- name: Open an issue if the action fails
	if: ${{ failure() }}
	uses: nashmaniac/[email protected]
	with:
	title: rest-api-spec update failed
	token: ${{ secrets.GITHUB_TOKEN }}
	labels: bug
	body: The rest-api-spec action is currently failing, see [here](https://github.com/elastic/elasticsearch-specification/actions/workflows/update-rest-api-json.yml).

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