Debugging halaman-halaman

Changes:
- Perbaikan fungsi
- pengubahan localStorage jadi session

TODO:
- testing user access Level
- testing hapus task, buat task, sama upload file.
- testing dan penambahan fitur dashboard
Revert "Debugging halaman-halaman"

This reverts commit e4261ea38ecbd0a19b924d49c8a553cc2230d6ec.
Merge branch 'safe'