オカズ流用時に非公開フラグを継承

app/Ejaculation.php

@@ -101,6 +101,7 @@ class Ejaculation extends Model
         return route('checkin', [
             'link' => $this->link,
             'tags' => $this->textTags(),
+            'is_private' => $this->is_private,
             'is_too_sensitive' => $this->is_too_sensitive,
         ]);
     }