Add comment restore button

app/Policies/CommentPolicy.php

@@ -25,4 +25,19 @@ class CommentPolicy
 
         return $user->id === $comment->user_id;
     }
+
+    public function restore(User $user, Comment $comment): bool
+    {
+        // Comment not deleted
+        if ($comment->deleted_by_moderator_id === null) {
+            return false;
+        }
+
+        if ($user->hasRole(UserRole::ADMINISTRATOR) || 
+            $user->hasRole(UserRole::MODERATOR)) {
+            return true;
+        }
+
+        return false;
+    }
 }