feat(reflect-cpp): Switched from glaze -> reflect cpp

A bug was discovered in glaze which prevented valid toml output. We have
switched to toml++ and reflect-cpp. The interface has remained the same
so this should not break any code

build-config/reflect-cpp/include/rfl/internal/HasValidation.hpp

@@ -0,0 +1,17 @@
+#ifndef RFL_INTERNAL_HASVALIDATION_HPP_
+#define RFL_INTERNAL_HASVALIDATION_HPP_
+
+#include "../Result.hpp"
+
+namespace rfl {
+namespace internal {
+
+template <class Class, typename T>
+concept HasValidation = requires(Class obj, T value) {
+  { Class::validate(value) } -> std::same_as<rfl::Result<T>>;
+};
+
+}  // namespace internal
+}  // namespace rfl
+
+#endif