using Pusher + jQuery
- runtime : https://www.youtube.com/watch?v=gjo74FUJJPI&feature=emb_title
- source : https://github.com/munafio/chatify-demo
- tutorial : https://www.youtube.com/watch?v=fNHI002mPGc
php artisan vendor:publish --tag=chatify-config
php artisan vendor:publish --tag=chatify-assets
php artisan vendor:publish --tag=chatify-migrations
php artisan migrate