Update dependencies, enhance Playwright configuration, and refactor end-to-end testing scripts

- Added 'concurrently' and 'typescript' to package.json and package-lock.json.
- Introduced a new Playwright configuration file for streamlined testing.
- Refactored end-to-end testing scripts to use a shell script for running tests across examples.
- Updated GitHub Actions workflow to reflect changes in test execution commands.
- Removed outdated Playwright configuration from Angular example and added new load tests.

Author: ritz078

.github/workflows/playwright.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Install Playwright Browsers
         run: npm exec playwright install --with-deps
       - name: Run Playwright tests
-        run: cd examples/angular && npm run e2e
+        run: npm run e2e-tests
       - uses: actions/upload-artifact@v4
         if: ${{ !cancelled() }}
         with:

examples/angular/package.json

@@ -6,8 +6,7 @@
     "start": "ng serve",
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
-    "test": "ng test",
-    "e2e": "playwright test"
+    "test": "ng test"
   },
   "private": true,
   "dependencies": {