fix prepyrus-workflows #40

	name: Verify formatting

	on:
	workflow_dispatch:
	pull_request:
	branches: [main]

	jobs:
	formatting:
	runs-on: ubuntu-latest
	steps:

	- name: Generate COG token
	id: create_token
	uses: tibdex/github-app-token@v2
	with:
	app_id: ${{ secrets.COG_APP_ID }}
	private_key: ${{ secrets.COG_PRIVATE_KEY }}

	- name: Checkout
	uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.ref }}
	token: ${{ steps.create_token.outputs.token }}

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

	- name: Get Prettier version from package-lock.json
	run: \|
	PRETTIER_VERSION=$(grep -m 1 'prettier' package-lock.json \| cut -d '"' -f 4 \| cut -c 2-)
	echo $PRETTIER_VERSION

	- name: Run Prettier (specific version)
	run: \|
	npx --yes prettier@$PRETTIER_VERSION --check --config .prettierrc --write .

	- name: Check for Prettier Changes
	id: prettier-changes
	run: \|
	echo "has_changes=$(git status --porcelain \| wc -l)" >> $GITHUB_OUTPUT

	- name: Add and commit changes
	uses: EndBug/add-and-commit@v5
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	with:
	message: 'ci: format code [automated action on behalf of ${{ github.event.pull_request.user.login }}]'
	if: steps.prettier-changes.outputs.has_changes != '0'

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