render_plugin: Add first SubApp and default schedules

src/game/mod.rs

@@ -1,4 +1,5 @@
 use bevy_app::App;
+use engine_render::RenderPlugin;
 use engine_vulkan::{VulkanConfig, VulkanPlugin};
 use engine_window::{WindowPlugin, config::WindowConfig};
 use vulkano::device::{DeviceExtensions, DeviceFeatures};
@@ -30,6 +31,7 @@ pub fn init(app: &mut App) {
     app.add_plugins((
         WindowPlugin { window_config },
         VulkanPlugin { vulkan_config },
+        RenderPlugin,
     ));
     // Window::new(app, window_config).unwrap();
     // Vulkan::new(app).unwrap();