fix scene switch problem and code cleanup

src/menu.rs

@@ -1,9 +1,7 @@
 use crate::core_components::ChangeState;
 use crate::loading::TextureAssets;
 use crate::GameState;
-use crate::scene_handler::MenuCamera;
 use bevy::prelude::*;
-use bevy_voxel_world::prelude::*;
 
 pub struct MenuPlugin;
 
@@ -38,7 +36,6 @@ struct Menu;
 fn setup_menu(
     mut commands: Commands,
     textures: Res<TextureAssets>,
-    mut game_camera_query: Query<&mut Camera, With<VoxelWorldCamera>>,
 ) {
     info!("menu");
     commands
@@ -196,14 +193,14 @@ fn click_play_button(
         ),
         (Changed<Interaction>, With<Button>),
     >,
-    mut menu_camera_query: Query<&mut Camera, With<MenuCamera>>,
-    mut game_camera_query: Query<&mut Camera, (With<VoxelWorldCamera>, Without<MenuCamera>)>,
+    mut commands: Commands,
 ) {
     for (interaction, mut color, button_colors, change_state, open_link) in &mut interaction_query {
         match *interaction {
             Interaction::Pressed => {
                 if let Some(state) = change_state {
                     next_state.set(state.0.clone());
+                    commands.spawn(ChangeState(GameState::Playing));
                 } else if let Some(link) = open_link {
                     if let Err(error) = webbrowser::open(link.0) {
                         warn!("Failed to open link {error:?}");

src/player.rs

@@ -127,10 +127,9 @@ fn open_menu(
     }
 }
 
-fn cleanup(mut game_camera_query: Query<&mut Camera, With<VoxelWorldCamera>>, mut windows: Query<&mut Window>) {
-    let mut camera = game_camera_query.single_mut();
-    camera.is_active = false;
-
+fn cleanup(
+    mut windows: Query<&mut Window>
+) {
     let mut window = windows.single_mut();
 
     window.cursor.visible = true;

src/scene_handler.rs

@@ -18,15 +18,11 @@ pub struct MenuCamera;
 
 fn setup_cameras(
     mut commands: Commands,
-    //mut menu_camera_query: Query<&mut Camera, With<MenuCamera>>,
-    //mut game_camera_query: Query<&mut Camera, (With<VoxelWorldCamera>, Without<MenuCamera>)>,
 ){
     // Spawn Cameras
 
     // Menu Camera
     commands.spawn((Camera2dBundle::default(), MenuCamera));
-    //let mut menu_camera = menu_camera_query.single_mut();
-    //menu_camera.is_active = false;
 
     // Game Camera
     commands.spawn((
@@ -37,8 +33,6 @@ fn setup_cameras(
         // This tells bevy_voxel_world tos use this cameras transform to calculate spawning area
         VoxelWorldCamera,
     ));
-    //let mut game_camera = game_camera_query.single_mut();
-    //game_camera.is_active = false;
 }
 
 fn enter_playing(