make asteroids targetable

src/world.rs

@@ -304,6 +304,10 @@ fn spawn_despawn_asteroids(
                     Collider::sphere(1.0),
                     Rotation::from(Quat::from_rotation_y(-PI / 3.)),
                     Position::new(pos),
+                    hud::IsClickable {
+                        name: Some("Uncharted Rock".to_string()),
+                        ..default()
+                    },
                     Asteroid,
                     DespawnOnPlayerDeath,
                 ));