White screen after deployment

[cykorr]

I recently deployed this app onto my website to use but I received a white screen and this build output log

Deployment start
Repository https://github.com/cykorr/gpt.k0rr
Checking project directory is empty
Project directory is empty
Cloning code repository
Repository cloned
Looking for composer.lock file
composer.lock file was not found
Looking for composer.json file
composer.json file was not found
Deployment end