create search actions controller and req

src/Actions/IdSearchAction.php

+<?php
+
+namespace App\Actions;
+
+class IdSearchAction
+{
+    /**
+     * Найдет элемент с указаным id
+     * @param array $array - массив, содержащий элементы со структурой
+     * [
+     * 'id' => 30,
+     * 'name' => 'Jhon',
+     * 'age' => 23,
+     * ]
+     * @param $id - ид искомого элемента
+     * @return array|null - найденный элемент/ вернет null при его отсутствии
+     */
+    public static function act(array $array): ?array
+    {
+
+        foreach ($array['users'] as $item){
+            if ($item['id'] === $array['id']){
+                return $item;
+            }
+        }
+
+        return null;
+    }
+}

src/Controller/IdSearchController.php

+<?php
+
+namespace App\Controller;
+
+use App\Actions\IdSearchAction;
+use App\Requests\UsersRequest;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\Routing\Attribute\Route;
+
+class IdSearchController extends AbstractController
+{
+    /**
+     * Контроллер найдет элемент с указаным id используя sortPrice
+     * @param UsersRequest $request
+     * @param IdSearchAction $action
+     * @return JsonResponse
+     */
+    #[Route('/search', name: 'app_search', methods: ['POST'])]
+    public function index(UsersRequest $request, IdSearchAction $action): JsonResponse
+    {
+        return new JsonResponse(
+            $action->act($request->serialise()),
+            200
+        );
+    }
+}
\ No newline at end of file

src/Requests/UsersRequest.php

+<?php
+
+namespace App\Requests;
+
+use Symfony\Component\Validator\Constraints\All;
+use Symfony\Component\Validator\Constraints\Collection;
+use Symfony\Component\Validator\Constraints\NotBlank;
+use Symfony\Component\Validator\Constraints\Optional;
+use Symfony\Component\Validator\Constraints\Type;
+
+class UsersRequest extends BaseRequest
+{
+    #[Type('integer')]
+    #[NotBlank]
+    public $id;
+
+    #[Type('array')]
+    #[All(
+        constraints: new Collection(fields: [
+                'id' => [
+                    new Type('integer'),
+                    new NotBlank(),
+                ],
+                'name' => [
+                    new Type('string'),
+                    new NotBlank(),
+                ],
+                'age' => new Optional([
+                    new Type('integer'),
+                ])
+            ])
+    )]
+    public $users;
+
+    /**
+     * @return array
+     */
+    public function serialise(): array
+    {
+        return [
+            'id' => $this->id,
+            'users' => $this->users,
+        ];
+    }
+}
\ No newline at end of file