Cascade delete on oauth2 table when deleting a user

src/Wallabag/ApiBundle/Entity/AccessToken.php

@@ -42,6 +42,7 @@ class AccessToken extends BaseAccessToken
 
     /**
      * @ORM\ManyToOne(targetEntity="Wallabag\UserBundle\Entity\User")
+     * @ORM\JoinColumn(name="user_id", referencedColumnName="id", onDelete="CASCADE")
      */
     protected $user;
 }

src/Wallabag/ApiBundle/Entity/AuthCode.php

@@ -42,6 +42,7 @@ class AuthCode extends BaseAuthCode
 
     /**
      * @ORM\ManyToOne(targetEntity="Wallabag\UserBundle\Entity\User")
+     * @ORM\JoinColumn(name="user_id", referencedColumnName="id", onDelete="CASCADE")
      */
     protected $user;
 }

src/Wallabag/ApiBundle/Entity/RefreshToken.php

@@ -42,6 +42,7 @@ class RefreshToken extends BaseRefreshToken
 
     /**
      * @ORM\ManyToOne(targetEntity="Wallabag\UserBundle\Entity\User")
+     * @ORM\JoinColumn(name="user_id", referencedColumnName="id", onDelete="CASCADE")
      */
     protected $user;
 }