add authentication

src/Entity/Product.php

@@ -4,7 +4,7 @@ namespace App\Entity;
 
 use ApiPlatform\Metadata\ApiResource;
 use App\Repository\ProductRepository;
-use App\Repository\StockRepository;
+use DateTimeInterface;
 use Doctrine\DBAL\Types\Types;
 use Doctrine\ORM\Mapping as ORM;
 
@@ -21,7 +21,7 @@ class Product
     private ?string $gtin = null;
 
     #[ORM\Column(name: 'update_time', type: Types::DATETIME_MUTABLE, nullable: true, options: ['default' => 'CURRENT_TIMESTAMP'])]
-    private ?\DateTimeInterface $updateTime = null;
+    private ?DateTimeInterface $updateTime = null;
 
 
     public function getId(): ?int
@@ -41,12 +41,12 @@ class Product
         return $this;
     }
 
-    public function getUpdateTime(): ?\DateTimeInterface
+    public function getUpdateTime(): ?DateTimeInterface
     {
         return $this->updateTime;
     }
 
-    public function setUpdateTime(\DateTimeInterface $updateTime): self
+    public function setUpdateTime(DateTimeInterface $updateTime): self
     {
         $this->updateTime = $updateTime;