how to add extensions to vendor manually in yii2 : <p>i want to add <a href="https://github.com/postaddictme/instagram-php-scraper" rel="nofollow noreferrer">https://github.com/postaddictme/instagram-php-scraper</a> in yii2 .</p>

<p>i copyed vendor from  instagram-php-scraper  project to yii2's vendor</p>

<p>this is my error : </p>

<blockquote>
  <p>Class 'InstagramScraper\Instagram' not found</p>
</blockquote>

<p>project extensions(instagram-php-scraper)  is not developed for yii2 .</p>

<p>What other changes should I do?</p>
