chore: formatチェックを追加 #1

	name: format

	on: pull_request

	jobs:
	format:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Setup Node
	uses: actions/setup-node@v3
	with:
	node-version: '18'
	- name: Restore app cache
	uses: actions/cache@v3
	id: node_modules_cache_id
	env:
	cache-name: cache-node-modules
	with:
	path: '**/node_modules'
	key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
	- run: echo '${{ toJSON(steps.node_modules_cache_id.outputs) }}'
	- if: ${{ steps.node_modules_cache_id.outputs.cache-hit != 'true' }}
	run: npm install
	- name: Run format
	run: npm run format
	- name: Check diff exists
	run: \|
	git add -N .
	git diff
	line=`git diff \| wc -l`
	if [ $line -gt 0 ]; then
	echo "You need to format before commit"
	git diff
	exit -1
	fi

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