feat: rename engine.h to core.h + remove main.cpp file including in cmake

engine/src/renderer/core.cpp

@@ -1,6 +1,6 @@
 #include <memory>
 
-#include "engine/renderer/engine.h"
+#include "engine/renderer/core.h"
 #include "engine/window/event.h"
 
 #include "engine/renderer/wavefront.h"

engine/src/renderer/renderer.cpp

@@ -29,13 +29,13 @@ Renderer::Renderer(entt::registry& registry) : m_registry(registry)
     );
 
     m_shader.init(
-        FileManager::read("./src/shaders/main.vs"),
-        FileManager::read("./src/shaders/pbr.fs")
+        FileManager::read("./engine/src/shaders/main.vs"),
+        FileManager::read("./engine/src/shaders/pbr.fs")
     );
 
     m_depthShader.init(
-        FileManager::read("./src/shaders/depth.vs"),
-        FileManager::read("./src/shaders/depth.fs")
+        FileManager::read("./engine/src/shaders/depth.vs"),
+        FileManager::read("./engine/src/shaders/depth.fs")
     );
 
     m_model = glm::mat4(1.f);