add FailJob (#738)

Author: deer-wmde

app/Jobs/FailJob.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Jobs;
+
+class FailJob extends Job
+{
+	public function handle(): void
+	{
+		$this->fail(self::class.': The job failed successfully (this is intended, as this is a test Job). Have a nice day.');
+	}
+}
+