Add the optional Playwright web UI smoke test

poc/pnpm-lock.yaml

@@ -51,6 +51,10 @@ importers:
       typescript:
         specifier: ^5.9.3
         version: 5.9.3
+    optionalDependencies:
+      playwright-core:
+        specifier: ^1.63.0
+        version: 1.63.0
 
 packages:
 
@@ -599,6 +603,11 @@ packages:
     resolution: {integrity: sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ==}
     engines: {node: '>=16.20.0'}
 
+  playwright-core@1.63.0:
+    resolution: {integrity: sha512-rYCsBF/M5HjUch52bbtVONEFjv6Xu8sm8h72dNlR5bzIE1fvC/bxgspzkjSfU+MweEMmPM8KJebG6nnyxo5mCg==}
+    engines: {node: '>=20'}
+    hasBin: true
+
   pngjs@5.0.0:
     resolution: {integrity: sha512-40QW5YalBNfQo5yRYmiw7Yz6TKKVr3h6970B2YE+3fQpsWcrbj1PzJgxeJ19DRQjhMbKPIuMY8rFaXc8moolVw==}
     engines: {node: '>=10.13.0'}
@@ -1266,6 +1275,9 @@ snapshots:
 
   pkce-challenge@5.0.1: {}
 
+  playwright-core@1.63.0:
+    optional: true
+
   pngjs@5.0.0: {}
 
   proxy-addr@2.0.7: