refactor: migrate browser scripts to ts

static/js/auth.js

@@ -1,19 +1,23 @@
+"use strict";
 function copyRecoveryKey(keyElementId, feedbackElementId) {
-  var keyElement = document.getElementById(keyElementId)
-  var feedbackElement = document.getElementById(feedbackElementId)
-
-  if (!keyElement || !feedbackElement) {
-    return
-  }
-
-  var key = keyElement.textContent || ''
-  navigator.clipboard.writeText(key).then(function () {
-    feedbackElement.textContent = 'Recovery key copied.'
-  }).catch(function () {
-    feedbackElement.textContent = 'Copy failed. Select and copy manually.'
-  })
+    const keyElement = document.getElementById(keyElementId);
+    const feedbackElement = document.getElementById(feedbackElementId);
+    if (!keyElement || !feedbackElement) {
+        return;
+    }
+    const key = keyElement.textContent || '';
+    navigator.clipboard
+        .writeText(key)
+        .then(() => {
+        feedbackElement.textContent = 'Recovery key copied.';
+    })
+        .catch(() => {
+        feedbackElement.textContent = 'Copy failed. Select and copy manually.';
+    });
 }
-
 function confirmDangerAction(message) {
-  return window.confirm(message)
+    return window.confirm(message);
 }
+;
+window.copyRecoveryKey = copyRecoveryKey;
+window.confirmDangerAction = confirmDangerAction;