Add comprehensive testing infrastructure #14

	name: CI

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

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-node@v4
	with:
	node-version: "20"
	cache: "npm"

	- run: npm ci

	- name: Lint check
	run: npm run lint:check

	- name: Format check
	run: npm run format:check

	- name: Unit tests with coverage
	run: npx vitest run --coverage

	- name: CRAP score analysis
	run: node scripts/crap-check.js

	- name: Build
	run: npm run build

	- name: Install Playwright browsers
	run: npx playwright install --with-deps chromium

	- name: Create .env.local for acceptance tests
	run: \|
	echo "JELLYFIN_SERVER_URL=${{ secrets.JELLYFIN_SERVER_URL }}" > .env.local
	echo "JELLYFIN_API_KEY=${{ secrets.JELLYFIN_API_KEY }}" >> .env.local
	echo "JELLYFIN_USERNAME=${{ secrets.JELLYFIN_USERNAME }}" >> .env.local

	- name: Acceptance tests (headless)
	run: npx bddgen && npx playwright test --project=single-user --project=multi-user

	- name: Full playback tests (headed via xvfb)
	run: xvfb-run npx playwright test --project=full-playback

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