chore: modernized rule generator #443

	name: Formatter

	on: [pull_request]

	jobs:
	prettier:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	with:
	ref: ${{ github.event.pull_request.head.ref }}
	- name: Install dependencies
	run: npm ci
	- name: Cache node_modules
	uses: actions/cache@v3
	with:
	path: \|
	./node_modules
	key: npm-workspace-cache-${{ runner.os }}-${{ hashFiles('./package-lock.json') }}
	- uses: actions/setup-node@v1
	with:
	node-version: 16
	# Workflows are not allowed to edit workflows. As result, we need to prevent Prettier from formatting them.
	- name: Prevent workflows from being formatted
	run: echo ".github" >> .prettierignore
	- run: npm run fmt
	# Prevent the prettierignore change from being committed.
	- run: git checkout .prettierignore
	- uses: stefanzweifel/git-auto-commit-action@v4
	with:
	commit_message: ':robot: Automated formatting fixes'

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