refactor: serialise and validate a configuration

...data object

bin/build-configs

@@ -6,12 +6,16 @@ declare(strict_types=1);
 require __DIR__.'/../vendor/autoload.php';
 
 use Illuminate\Support\{Arr, Collection};
+use OliverDaviesLtd\BuildConfigs\ConfigurationData;
 use OliverDaviesLtd\BuildConfigs\Enum\{Language, WebServer};
-use OliverDaviesLtd\BuildConfigs\Validator\ConfigurationValidator;
 use Silly\Application;
 use Symfony\Component\Console\Style\SymfonyStyle;
 use Symfony\Component\Filesystem\Filesystem;
-use Symfony\Component\Validator\ConstraintViolationInterface;
+use Symfony\Component\Serializer\Encoder\JsonEncoder;
+use Symfony\Component\Serializer\NameConverter\CamelCaseToSnakeCaseNameConverter;
+use Symfony\Component\Serializer\Normalizer\ObjectNormalizer;
+use Symfony\Component\Serializer\Serializer;
+use Symfony\Component\Validator\{ConstraintViolationInterface, Validation};
 use Symfony\Component\Yaml\Yaml;
 use Twig\Environment;
 use Twig\Loader\FilesystemLoader;
@@ -51,14 +55,20 @@ $app->command(
             Yaml::parseFile($configFile),
         );
 
-        $violations = (new ConfigurationValidator())->validate($configurationData);
+        // Convert the input to a configuration data object.
+        $normalizer = new ObjectNormalizer(null, new CamelCaseToSnakeCaseNameConverter());
+        $serializer = new Serializer([$normalizer], [new JsonEncoder()]);
+        $configurationDataObject = $serializer->deserialize(json_encode($configurationData), ConfigurationData::class, 'json');
+
+        $validator = Validation::createValidatorBuilder()->enableAnnotationMapping()->getValidator();
+        $violations = $validator->validate($configurationDataObject);
 
         if (0 < $violations->count()) {
             $io->error('Configuration is invalid.');
 
             $io->listing(
                 collect($violations)
-                    ->map(fn (ConstraintViolationInterface $v) => "{$v->getInvalidValue()} - {$v->getMessage()}")
+                    ->map(fn (ConstraintViolationInterface $v) => "{$v->getPropertyPath()} - {$v->getMessage()}")
                     ->toArray()
             );