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/endOfISOWeekYear.d.ts

@@ -0,0 +1,26 @@
+/**
+ * @name endOfISOWeekYear
+ * @category ISO Week-Numbering Year Helpers
+ * @summary Return the end of an ISO week-numbering year for the given date.
+ *
+ * @description
+ * Return the end of an ISO week-numbering year,
+ * which always starts 3 days before the year's first Thursday.
+ * The result will be in the local timezone.
+ *
+ * ISO week-numbering year: http://en.wikipedia.org/wiki/ISO_week_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 original date
+ *
+ * @returns The end of an ISO week-numbering year
+ *
+ * @example
+ * // The end of an ISO week-numbering year for 2 July 2005:
+ * const result = endOfISOWeekYear(new Date(2005, 6, 2))
+ * //=> Sun Jan 01 2006 23:59:59.999
+ */
+export declare function endOfISOWeekYear<DateType extends Date>(
+  date: DateType | number | string,
+): DateType;