deleting attachments when master / sub task is deleted

be/app/Models/Attachment.php

@@ -47,4 +47,12 @@ class Attachment extends Model
 
         return $attachmentDataArray;
     }
+
+    public function deleteFromS3()
+    {
+        $path = 'jandl_taskmanager/attachments/' . $this->master_task_id . '/' . $this->disk_name;
+        Storage::disk('s3')->delete($path);
+
+        return true;
+    }
 }