Fix relation and try to implement delete

src/Entity/Snip.php

@@ -27,7 +27,7 @@ class Snip
     #[ORM\OneToMany(mappedBy: 'snip', targetEntity: SnipContent::class, orphanRemoval: true)]
     private Collection $snipContents;
 
-    #[ORM\ManyToOne]
+    #[ORM\OneToOne]
     private ?SnipContent $activeVersion = null;
 
     #[ORM\Column(length: 255)]

src/Service/SnipContent/SnipContentService.php

@@ -101,6 +101,8 @@ readonly class SnipContentService
 
     public function delete(Snip $snip): void
     {
-        // Cleanup the versions
+        foreach ($snip->getSnipContents() as $snipContent) {
+            $this->em->remove($snipContent);
+        }
     }
 }