FTP into droplet with FileZilla before proceeding. Make sure to never transfer the vendor folder as it can be extremely large.
Drag and drop folder items into /var/www (html folder should be part of items you drop in)
and then SSH into server if you haven't done so already. Change directory into /var/www and run
composer install
to install project dependencies. To autoload class make sure your run
composer dump-autoload -o
Now visit your URL (mine is petandfeed.com) and you should be live now! If you encounter any errors make sure to view the common errors page. Happy coding!