feat: implement authentication system, role-based routing, and profile settings for interns and mentors

src/hooks/useInterns.ts

@@ -1,5 +1,5 @@
 // hooks/useMahasiswa.ts
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useCallback } from 'react';
 import type { Mahasiswa } from '../types/project.types';
 import { getMahasiswa } from '../services/MahasiswaService';
 
@@ -8,12 +8,15 @@ export const useMahasiswa = () => {
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
 
-  useEffect(() => {
+  const refetch = useCallback(() => {
+    setLoading(true);
     getMahasiswa()
       .then(setMahasiswa)
       .catch(() => setError('Gagal memuat data mahasiswa.'))
       .finally(() => setLoading(false));
   }, []);
 
-  return { mahasiswa, loading, error };
+  useEffect(() => { refetch(); }, [refetch]);
+
+  return { mahasiswa, loading, error, refetch };
 };