create end to end tests using playwright

packages/fullstack/examples/axum-hello-world/src/main.rs

@@ -78,7 +78,7 @@ fn app(cx: Scope<AppProps>) -> Element {
                     }
                 }
             },
-            "Run a server function! testing1234"
+            "Run a server function!"
         }
         "Server said: {text}"
     })