title: When laravel schedule Monthly() exactly Run?
body: <p>i have create one command and set it to run on every month like </p>
  
  <blockquote>
    <p>$schedule->command('send-reports')
            ->monthly();</p>
  </blockquote>
  
  <p>Now my Question is when it's Run exactly ??</p>
  
  <p><strong>At start of month like <code>2019-02-01 00:00:00</code> OR At end of month <code>2019-01-31 11:59:59</code></strong></p>