Update static/script.js

static/script.js

@@ -30,6 +30,10 @@ document.addEventListener("DOMContentLoaded", () => {
   const tabFasta = document.getElementById("tab-fasta");
   const panelSeq = document.getElementById("panel-seq");
   const panelFasta = document.getElementById("panel-fasta");
+  const downloadBtn = document.getElementById("downloadCsvBtn");
+  if (downloadBtn) {
+    downloadBtn.addEventListener("click", downloadCSV);
+    });
 
   if (tabSeq && tabFasta && panelSeq && panelFasta) {
     tabSeq.addEventListener("click", () => {