Fixed some more phpstan issues

src/Entity/Attachments/Attachment.php

@@ -242,7 +242,8 @@ abstract class Attachment extends AbstractNamedDBElement
     /**
      * Get the element, associated with this Attachment (for example a "Part" object).
      *
-     * @return AttachmentContainingDBElement the associated Element
+     * @return AttachmentContainingDBElement|null the associated Element
+     * @phpstan-return T|null
      */
     public function getElement(): ?AttachmentContainingDBElement
     {
@@ -360,7 +361,6 @@ abstract class Attachment extends AbstractNamedDBElement
 
     /**
      * Sets the element that is associated with this attachment.
-     *
      * @return $this
      */
     public function setElement(AttachmentContainingDBElement $element): self
@@ -437,7 +437,7 @@ abstract class Attachment extends AbstractNamedDBElement
         $tmp = explode('/', $path);
         //Builtins must have a %PLACEHOLDER% construction
 
-        return in_array($tmp[0], static::BUILTIN_PLACEHOLDER, false);
+        return in_array($tmp[0], static::BUILTIN_PLACEHOLDER, true);
     }
 
     /**

src/Entity/Attachments/CurrencyAttachment.php

@@ -28,12 +28,14 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a currency element.
+ * @extends Attachment<Currency>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]
 class CurrencyAttachment extends Attachment
 {
     final public const ALLOWED_ELEMENT_CLASS = Currency::class;
+
     /**
      * @var Currency|null the element this attachment is associated with
      */

src/Entity/Attachments/FootprintAttachment.php

@@ -28,12 +28,14 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a footprint element.
+ * @extends Attachment<Footprint>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]
 class FootprintAttachment extends Attachment
 {
     final public const ALLOWED_ELEMENT_CLASS = Footprint::class;
+
     /**
      * @var Footprint|null the element this attachment is associated with
      */

src/Entity/Attachments/GroupAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a Group element.
+ * @extends Attachment<Group>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/LabelAttachment.php

@@ -47,6 +47,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * A attachment attached to a user element.
+ * @extends Attachment<LabelProfile>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/ManufacturerAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a manufacturer element.
+ * @extends Attachment<Manufacturer>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/MeasurementUnitAttachment.php

@@ -29,6 +29,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a measurement unit element.
+ * @extends Attachment<MeasurementUnit>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/PartAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * A attachment attached to a part element.
+ * @extends Attachment<Part>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/ProjectAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * A attachment attached to a device element.
+ * @extends Attachment<Project>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/StorelocationAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a measurement unit element.
+ * @extends Attachment<Storelocation>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/SupplierAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * A attachment attached to a supplier element.
+ * @extends Attachment<Supplier>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]

src/Entity/Attachments/UserAttachment.php

@@ -28,6 +28,7 @@ use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
 
 /**
  * An attachment attached to a user element.
+ * @extends Attachment<User>
  */
 #[UniqueEntity(['name', 'attachment_type', 'element'])]
 #[ORM\Entity]