test: add visual regression suite

.github/workflows/playwright.yml

@@ -0,0 +1,35 @@
+name: Playwright Tests
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+
+jobs:
+  test:
+    timeout-minutes: 60
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Install Playwright Browsers
+        run: npx playwright install --with-deps
+
+      - name: Run Playwright tests
+        run: npm run e2e
+
+      - uses: actions/upload-artifact@v4
+        if: always()
+        with:
+          name: playwright-report
+          path: playwright-report/
+          retention-days: 30

.gitignore

@@ -5,4 +5,8 @@ storybook-static/
 .DS_Store
 dist/
 storybook-static/
-demo-storybook/
+demo-storybook/
+
+# playwright
+test-results/
+playwright-report/