tick system

src/main.rs

@@ -1,9 +1,10 @@
 use osui::{rsx, ui::*, App};
 
 fn main() {
-    let mut app_screen = App::new();
-    app_screen.set_component(rsx! {
-        button { "test" }
-    });
+    let element = rsx! {
+        button { "Hello, World!" }
+    };
+
+    let mut app_screen = App::from(element);
     app_screen.run();
 }