Bugfix: console errors on unmount #1

	name: CI

	on:
	push:
	branches: [master, main]
	pull_request:

	jobs:
	test-and-lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Node.js
	uses: actions/setup-node@v4
	with:
	node-version: "18"

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.10"

	# ubuntu-latest ships Google Chrome and a matching ChromeDriver; expose
	# the driver on PATH so selenium (pinned <=4.2.0, no Selenium Manager)
	# can find it.
	- name: Put ChromeDriver on PATH
	run: echo "$CHROMEWEBDRIVER" >> "$GITHUB_PATH"

	- name: Install Python dependencies
	run: pip install -r requirements-dev.txt

	- name: Lint with flake8
	run: npm run lint

	- name: Build package
	run: \|
	npm install
	npm run build

	- name: Run tests
	run: npm run test -- --headless

	- name: Run tests using React 18
	run: npm run test -- --headless
	env:
	REACT_VERSION: 18.2.0

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