We can register css/js/PHP vendor for this section. We need to register vendor in schema section of section.lh file.
{section-folder}/section.lh​@schema{"name" : "Testimonial","author" : "Layouthub Team","website" : "https://www.layouthub.com","version" : "1.0","vendors" : {"hub_vendor_css": "assets/css/base.css","owl_vendor_css": "assets/js/owl-carousel/assets/owl.carousel.css","owl_vendor_js": "assets/js/owl-carousel/owl.carousel.js"},"configs" : {"background" : {"color" : "#fff"}}}@endschema
To register the PHP vendor for this section, we do the same thing as above.
@schema{"name" : "Testimonial","author" : "Layouthub Team","website" : "https://www.layouthub.com","version" : "1.0","vendors" : {"hub_vendor_css": "assets/css/base.css","test_vendor_php": "php_vendors/test.php"},"configs" : {"background" : {"color" : "#fff"}}}@endschema