Why every time I run PHP Artisan Serve it appears like the dashboard that I gor this from where?

This is my first time use laravel blade and composer, i am so confuse after i run php artisan serve When I enter the http://localhost:8000/news that should appear the display of the code I wrote in news.blade.php but when I run it out as shown in this below
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Anyone can explain me what is this and why this is appear after i run php artisan serve.
this is what CMD looks like after running php artisan serve.
enter image description here