frontend: add dataset readme link

Author: yejiyang

frontend/src/index.html

@@ -809,6 +809,8 @@
         <div class="info-instructions">
           <h4>How to Use:</h4>
           <ul>
+            <li>Find dataset readme file here: <a href="https://zenodo.org/records/16964551" target="_blank"
+                rel="noopener">https://zenodo.org/records/16964551</a></li>
             <li>Click on any point to see the local hazard curve</li>
             <li>The hazard curve shows the hazard curve at the selected point</li>
             <li>Zoom in for more detail and larger points</li>