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/loupe/lib/function.d.ts

@@ -0,0 +1,7 @@
+import type { Options } from './types.js';
+type ToStringable = Function & {
+    [Symbol.toStringTag]: string;
+};
+export default function inspectFunction(func: ToStringable, options: Options): string;
+export {};
+//# sourceMappingURL=function.d.ts.map