feat: redesign Exams List page to show submitted custom exams

- Added Custom Exams tab showing all exams from Generation page
- Displays title, module badges, duration, and status
- Added Create Exam button
- Kept Exam Sessions tab for institutional sessions
- Search filters across exams

Made-with: Cursor

node_modules/dom-helpers/esm/scrollParent.js

@@ -0,0 +1,29 @@
+/* eslint-disable no-cond-assign, no-continue */
+import css from './css';
+import height from './height';
+import isDocument from './isDocument';
+/**
+ * Find the first scrollable parent of an element.
+ *
+ * @param element Starting element
+ * @param firstPossible Stop at the first scrollable parent, even if it's not currently scrollable
+ */
+
+export default function scrollParent(element, firstPossible) {
+  var position = css(element, 'position');
+  var excludeStatic = position === 'absolute';
+  var ownerDoc = element.ownerDocument;
+  if (position === 'fixed') return ownerDoc || document; // @ts-ignore
+
+  while ((element = element.parentNode) && !isDocument(element)) {
+    var isStatic = excludeStatic && css(element, 'position') === 'static';
+    var style = (css(element, 'overflow') || '') + (css(element, 'overflow-y') || '') + css(element, 'overflow-x');
+    if (isStatic) continue;
+
+    if (/(auto|scroll)/.test(style) && (firstPossible || height(element) < element.scrollHeight)) {
+      return element;
+    }
+  }
+
+  return ownerDoc || document;
+}