More plugins

src/main.rs

@@ -36,6 +36,7 @@ fn update_people(mut query: Query<&mut Name, With<Person>>) {
 
 fn main() {
     App::new()
+        .add_plugins(DefaultPlugins)
         .add_systems(Startup, add_people)
         .add_systems(Update, (gamarjoba, (update_people, greet_people).chain()))
         .run();