Added tolerance for screenshot regression tests in the hope it fixes CI/CD issue

playwright.config.ts

@@ -25,6 +25,14 @@ export default defineConfig({
         // You can add Firefox/WebKit here later if you want cross-browser testing
     ],
 
+    expect: {
+        // Configure global tolerance for visual regression tests
+        toHaveScreenshot: {
+            // Allows up to 2% of the pixels to be different before failing the test
+            maxDiffPixelRatio: 0.02
+        }
+    },
+    
     /* Run your local dev server before starting the tests */
     webServer: {
         command: 'yarn test:start',    // The command to boot test-harness/server.ts