Add `--fail-only` option to fail the test suite in CI when an `it.only` is left in #30

	name: CI

	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Use Node.js
	uses: actions/setup-node@v4
	with:
	cache: 'npm'
	- name: Install dependencies
	run: npm install
	- name: Install browsers
	run: npx playwright install --with-deps
	- name: Run tests
	run: npm run ci

	test-move-before:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Use Node.js
	uses: actions/setup-node@v4
	with:
	cache: 'npm'
	- name: Install dependencies
	run: npm install
	- name: Run tests
	run: npm run test-move-before

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