Move SpawnAsteroid event into events.rs

src/asteroids.rs

@@ -8,8 +8,7 @@ use std::time::Duration;
 use bevy::prelude::*;
 
 use crate::{
-    GameAssets, Lifetime, WorldSize, config::ASTEROID_LIFETIME, events::AsteroidDestroy,
-    physics::Velocity,
+    config::ASTEROID_LIFETIME, events::{AsteroidDestroy, SpawnAsteroid}, physics::Velocity, GameAssets, Lifetime, WorldSize
 };
 
 #[derive(Component, Deref, DerefMut)]
@@ -51,13 +50,6 @@ impl AsteroidSpawner {
     }
 }
 
-#[derive(Event)]
-pub struct SpawnAsteroid {
-    pos: Vec2,
-    vel: Vec2,
-    size: AsteroidSize,
-}
-
 /// Update the asteroid spawn timer and spawn any asteroids
 /// that are due this frame.
 pub fn tick_asteroid_manager(