Update static/index.js

static/index.js

@@ -10,7 +10,10 @@ async function sendDataToBackend(inputData) {
       document.getElementById("summaryResult").innerText = data.summary;
     }
   } catch (error) {
+    document.getElementById("loader").style.display = "none";
     console.error(error);
+  } finally {
+    document.getElementById("loader").style.display = "none";
   }
 }