Shaders now are managed by a manger that can do hot reloading and it also will detect a bad shader and use an ERROR shader so you know it's busted visually.

main.cpp

@@ -5,6 +5,7 @@
 #include "ai.hpp"
 #include "animation.hpp"
 #include <iostream>
+#include "shaders.hpp"
 
 int main(int argc, char* argv[]) {
   try {
@@ -12,6 +13,7 @@ int main(int argc, char* argv[]) {
     sound::init();
     ai::init("assets/ai.json");
     animation::init();
+    shaders::init();
 
     sound::mute(true);
     gui::FSM main;