Start application with a bigger window

src/main.rs

@@ -34,8 +34,8 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     app.connect_activate(move |app| {
         let window = gtk::ApplicationWindowBuilder::new()
             .application(app)
-            .default_width(800)
-            .default_height(600)
+            .default_width(1280)
+            .default_height(720)
             .title("Pipewire Graph Editor")
             .child(&*graphview.borrow())
             .build();