Log backend and device (GPU model) when initializing

src/app/mod.rs

@@ -59,7 +59,7 @@ impl MvuApp<Model> for App {
             })
             .await
             .expect("Failed to find an appropriate adapter");
-        eprintln!("Using {}", adapter.get_info().name);
+        info!("Using {} backend with {}", adapter.get_info().backend, adapter.get_info().name);
 
         let (device, queue) = adapter
             .request_device(&wgpu::DeviceDescriptor {