…(ogizanagi)This PR was merged into the 4.4 branch.Discussion----------[DependencyInjection][HttpKernel] Fix enum typed bindings| Q             | A| ------------- | ---| Branch?       | 4.4 <!-- see below -->| Bug fix?      | yes| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->| Deprecations? | no <!-- please update UPGRADE-*.md and src/**/CHANGELOG.md files -->| Tickets       | N/A <!-- prefix each issue number with "Fix #", no need to create an issue if none exist, explain below instead -->| License       | MIT| Doc PR        | symfony/symfony-docs#... <!-- required for new features -->Relates to#44834While:```yml# services.yamlservices:    _defaults:        autowire: true        autoconfigure: true        bind:            $myParam: !php/const App\Status::Deleted```is working for me, the following isn't:```diff# services.yamlservices:    _defaults:        autowire: true        autoconfigure: true        bind:-            $myParam: !php/const App\Status::Deleted+            App\Status $myParam: !php/const App\Status::Deleted```->> Invalid value for binding key "App\Status $myParam" for service […]: expected "Symfony\Component\DependencyInjection\Reference", "Symfony\Component\DependencyInjection\Definition", "Symfony\Component\DependencyInjection\Argument\TaggedIteratorArgument", "Symfony\Component\DependencyInjection\Argument\ServiceLocatorArgument" or null, "App\Status" given.This attempts to fix it by accounting for `\UnitEnum` in the `ResolveBindingPass`,as well as re-allowing enum types already present in bindings after#44826.Commits-------c32d749 [DependencyInjection][HttpKernel] Fix enum typed bindings

…ed enums (ogizanagi)This PR was squashed before being merged into the 2.x-dev branch.Discussion----------[HttpKernel] Add a controller argument resolver for backed enums- [x] Add tests- [x] Docs- [x] Rework to streamline the resolver with Symfony 6.1 core PR (only attributes, aims route params, 404, …) + alternative query/body resolver specific to this library.Fixed (symfony/symfony#44826):An issue with Symfony's `ServiceValueResolver` prevents from letting the `DefaultValueResolver` to use the default enum value if the argument is not nullable.Perhaps add:```php        if (enum_exists($argument->getType())) {            return false;        }```in `\Symfony\Component\HttpKernel\Controller\ArgumentResolver\ServiceValueResolver::supports` as a bug fix? Fix in `RegisterControllerArgumentLocatorsPass` ?Commits-------564058a Streamline with future Symfony 6.1 resolver + query/body resolvers3e04d71 [HttpKernel] Add V2 BackedEnumValueResolver to resolve controllers args