add cache headers

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

@@ -35,7 +35,7 @@ fn app(cx: Scope<AppProps>) -> Element {
                     }
                 }
             },
-            "Run a server function! testing1234"
+            "Run a server function!"
         }
         "Server said: {text}"
     })
@@ -60,6 +60,6 @@ async fn get_server_data() -> Result<String, ServerFnError> {
 fn main() {
     launch!(@([127, 0, 0, 1], 8080), app, {
         server_cfg: ServeConfigBuilder::new(app, (AppProps { count: 0 })),
-        incremental,
+        incremental: IncrementalRendererConfig::default().invalidate_after(std::time::Duration::from_secs(120)),
     });
 }