manuals tidy tier 2: empty-catch, enum-size, trivially-destructible

source/core/rendering/shader_backend.hpp

@@ -2,6 +2,7 @@
 
 #include <SDL3/SDL.h>
 
+#include <cstdint>
 #include <string>
 #include <utility>
 
@@ -10,7 +11,7 @@
 namespace Rendering {
 
     /** @brief Identificador del shader de post-procesado activo */
-    enum class ShaderType { POSTFX,
+    enum class ShaderType : std::uint8_t { POSTFX,
         CRTPI };
 
     /**