Add any keywords and this bot script (PHP) will auto post GIFs directly to your Facebook page.
> Upload facebook-page-gif-bot.php to your server
> Edit the file and add your page-id, access-token, and gif keywords (yolo, fail, cats etc)
> Set a cronjob that will run facebook-page-gif-bot.php on desired time period.
* If you don't know how to get your page id and access token, check this tutorial:
* If you don't know how to set a cron job on your server simply use one of the free services such as https://www.setcronjob.com