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/date-fns/isThisHour.mjs

@@ -0,0 +1,30 @@
+import { constructNow } from "./constructNow.mjs";
+import { isSameHour } from "./isSameHour.mjs";
+
+/**
+ * @name isThisHour
+ * @category Hour Helpers
+ * @summary Is the given date in the same hour as the current date?
+ * @pure false
+ *
+ * @description
+ * Is the given date in the same hour as the current date?
+ *
+ * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
+ *
+ * @param date - The date to check
+ *
+ * @returns The date is in this hour
+ *
+ * @example
+ * // If now is 25 September 2014 18:30:15.500,
+ * // is 25 September 2014 18:00:00 in this hour?
+ * const result = isThisHour(new Date(2014, 8, 25, 18))
+ * //=> true
+ */
+export function isThisHour(date) {
+  return isSameHour(date, constructNow(date));
+}
+
+// Fallback for modularized imports:
+export default isThisHour;