Update public/index.html, Ap1-AdvancedTechnology.PNG

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           </div>
         </div><!-- End Paper 3 -->
         
+         <!-- Paper 4-->
+        <div class="col-lg-4 col-md-6 portfolio-item isotope-item filter-publikationen">
+          <div class="portfolio-content h-100">
+            <img src="ausschreibung/img/bhavar1.PNG" class="img-fluid" alt="Paper 4">
+            <div class="portfolio-info">
+              <h4>Paper 4</h4>
+              <p>Development of an AI Competence Matrix for AI Teaching at Universities</p>
+              <a href="ausschreibung/img/bhavar1.PNG" data-gallery="portfolio-gallery-app" class="glightbox preview-link" title="Paper 4"><i class="bi bi-zoom-in"></i></a>
+              <a href="https://link.springer.com/chapter/10.1007/978-3-031-71530-3_7" class="details-link" title="Arfeli et al. (2024)"><i class="bi bi-link-45deg"></i></a>
+            </div>
+          </div>
+        </div><!-- End Paper 3 -->
         <!-- End Publikation -->
 
         <!-- Beispiel: Sonstiges -->