Update arXiv link in publication section

Author: hiskiv

index.html

@@ -221,6 +221,7 @@ <h1 class="title is-1 publication-title">World-VLA-Loop : Closed-Loop Learning o
                          <!-- TODO: Update with your arXiv paper ID -->
                       <span class="link-block">
                         <a href="https://www.arxiv.org/pdf/2602.06508.pdf" target="_blank"
+                          
                         class="external-link button is-normal is-rounded is-dark">
                         <span class="icon">
                           <i class="fas fa-file-pdf"></i>