My uploaded item on codecanyon was rejected, Any expert out there, please help me out

I uploaded item to codecanyon, item rejected, I want know what is the problem? here is the Message from Envato Quality team:
Thank you for your submission. We have completed our review of “EasyID - Identification Card Maker with Online Verification” and unfortunately we found it isn’t at the quality standard required to move forward, and you won’t be able to re-submit this item again.

We appreciate the effort and time you’ve put into creating your item. And we’d be happy to help make sure your next entry will meet our submission requirements. Here’s our advice:

Visit our forums and ask fellow authors for feedback. Our helpful community will be glad to lend a hand.

Check out this Help Center article to understand why and how items get rejected.

Remember you can get help in the form of tutorials on Envato Tuts+.

We hope to see a new submission from you soon!

All the best!

Envato Quality team

I got this mail within 30 minutes.

Demo URL : https://idcard.duetbd.org/

Please help me to find out the problem.

It’s developed by Laravel 9, PHP 8, MySQL 5, Bootstrap 4, FontAwesome, SweetAlert 2. Also it has a installer for install the project by the user.
I provide -

  1. 80x80px png Thumbnail [named: 80x80.png],
  2. 530x300px jpg Inline Preview Image [named: preview.jpg],
  3. 5 screenshot images 1170x780px [named: 01_preview1.jpg, 02_preview2.jpg, 03_preview3.jpg, 04_preview4.jpg, 05_preview5.jpg],
  4. and the project zip file.

Project File Structure is
->Project.zip
ㅤ->Project name folder
ㅤㅤㅤ ->Documentation Folder
ㅤㅤㅤㅤㅤㅤ->assets folder
ㅤㅤㅤㅤㅤㅤ->index,html
ㅤㅤㅤ->Project_files.zip
ㅤㅤㅤㅤㅤㅤ->idcard.zip
ㅤㅤㅤㅤㅤㅤ->sql_database.zip