migratetion to 0.18.0

src/world/generation/terrain.rs

@@ -28,10 +28,10 @@ pub fn generate_surface_terrain(x: i32, y: i32) -> f32 {
 
 pub fn generate_chunk_terrain(
     commands: ParallelCommands<'_, '_>, // Use ParallelCommands for parallel spawning
-    mut events: EventReader<ChunkTerrainEvent>,
+    mut events: MessageReader<ChunkTerrainEvent>,
     mut tilemap: ResMut<TileMap>,
-    mut forrestry_event_writer: EventWriter<ChunkForrestryEvent>,
-    mut occlusion_event_writer: EventWriter<TileOcclusionEvent>,
+    mut forrestry_event_writer: MessageWriter<ChunkForrestryEvent>,
+    mut occlusion_event_writer: MessageWriter<TileOcclusionEvent>,
 ) {
     let is_empty = events.is_empty();
     let start = Instant::now();