docs: public static GraphQLSchema makeUnExecutableSchema(TypeDefinitionRegistry registry) {
          RuntimeWiring runtimeWiring = EchoingWiringFactory.newEchoingWiring(wiring -> {
              Map<String, ScalarTypeDefinition> scalars = registry.scalars();
              scalars.forEach((name, v) -> {
                  if (!ScalarInfo.isStandardScalar(name)) {
                      wiring.scalar(fakeScalar(name));
                  }
              });
          });
  
          return new SchemaGenerator().makeExecutableSchema(registry, runtimeWiring);
      }