Fix axis layout and implement click raytracing

src/main.rs

@@ -1,19 +1,16 @@
 extern crate serde_json;
 
-
 use vulkan::gameobject::GameObject;
 
-
-
 use crate::config::{LogConfig, RenderConfig};
 use crate::game::TestGame;
-
 use crate::vulkan::{LinePoint, VulkanRenderer};
 
 mod vulkan;
 mod input;
 mod config;
 mod game;
+mod tests;
 
 fn main() {
     let log_config = LogConfig::from_file("config/log.toml");