add the github action for running local tests and fix a broken test

.github/workflows/playwright.yml

@@ -0,0 +1,27 @@
+name: Playwright Tests
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+    branches: [main, master]
+jobs:
+  test:
+    timeout-minutes: 60
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - name: Install dependencies
+        run: npm ci
+      - name: Install Playwright Browsers
+        run: npx playwright install --with-deps
+      - name: Run Playwright tests
+        run: npx playwright test
+      - uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: playwright-report
+          path: playwright-report/
+          retention-days: 30

tests/webapp.spec.ts

@@ -138,7 +138,7 @@ test.describe('developer settings', () => {
     await expect(page.locator('label').filter({ hasText: 'contextual summaries' }).locator('i')).not.toBeChecked();
     await expect(page.locator('label').filter({ hasText: 'follow-up questions' }).locator('i')).toBeChecked();
     await expect(page.locator('label').filter({ hasText: 'Stream chat' }).locator('i')).toBeChecked();
-    await expect(page.getByText('Vectors + Text (Hybrid)')).toBeVisible();
+    await expect(page.getByLabel('Retrieval mode')).toContainText('Vectors + Text (Hybrid)');
   });
 
   test('handle no stream parsing', async ({ page }) => {