new Get()

class RequirementResourceMetadataCollectionFactory implements ResourceMetadataCollectionFactoryInterface
{
 private const string INT_PATTERN = '^-?[0-9]+$';
 private const string UUID_PATTERN = '^[0-9a-f]{8}(?:-[0-9a-f]{4}){3}-[0-9a-f]{12}$';
 private const string ULID_PATTERN = '^[0-7][0-9A-HJKMNP-TV-Z]{25}$';
 public function __construct(
 private ResourceMetadataCollectionFactoryInterface $decorated,
 private EntityManagerInterface $entityManager
 ) {}
 public function create(string $resourceClass): ResourceMetadataCollection
 {
 $collection = $this->decorated->create($resourceClass);
 foreach ($collection as $i => $resource) {
 $operations = $resource->getOperations();
 if (null === $operations) {
 continue;
 }
 foreach ($resource->getOperations() as $operationName => $operation) {
 $requirements = $operation->getRequirements() ?? [];
 $uriVariables = (array) ($operation->getUriVariables() ?? []);
 if ([] === $uriVariables) {
 continue;
 }
 foreach ($uriVariables as $paramName => $uriVariable) {
 if (isset($requirements[$paramName])) {
 continue;
 }
 if (!$uriVariable instanceof Link) {
 continue;
 }
 $identifiers = $uriVariable->getIdentifiers();
 if (count($identifiers) !== 1) {
 continue;
 }
 $fromClass = $uriVariable->getFromClass();
 $fieldPattern = $this->getFieldPattern($fromClass, $identifiers[0]);
 if (null !== $fieldPattern) {
 $requirements[$paramName] = $fieldPattern;
 }
 }
 if ([] !== $requirements) {
 $operations->add($operationName, $operation->withRequirements($requirements));
 }
 }
 $collection[$i] = $resource->withOperations($operations);
 }
 return $collection;
 }
 private function getFieldPattern(string $class, string $fieldName): ?string
 {
 try {
 $classMetadata = $this->entityManager->getClassMetadata($class);
 } catch (\Exception) {
 return null;
 }
 if (!$classMetadata->hasField($fieldName)) {
 return null;
 }
 return match ($classMetadata->getFieldMapping($fieldName)->type) {
 'uuid', 'guid' => self::UUID_PATTERN,
 'ulid' => self::ULID_PATTERN,
 'smallint', 'integer', 'bigint' => self::INT_PATTERN,
 default => null,
 };
 }
}