rewrite

src/main.rs

@@ -1,12 +1,15 @@
 use osui::*;
 
-fn main() {
-    let mut term = init().unwrap();
-    loop {
-        term.draw(app).unwrap();
-    }
-}
+fn main() -> osui::Result<()> {
+    utils::init()?;
 
-fn app(frame: &mut Frame) {
-    frame.render("hi");
+    let (width, height) = crossterm::terminal::size()?;
+
+    let frame = Frame::new(width, height);
+
+    frame.draw(&"Hello?", Area::new())?;
+
+    utils::read()?;
+
+    utils::end()
 }