Error while creating custom app docker file

Hello Team, need little help

Creating erpnext worker Docker image with custom app from this frappe custom-apps-for-production guide → github/frappe/frappe_docker/blob/develop/docs/

image build successfully with some error attached docker build log below (link of my custom app and guide in below gist)

and when i run those successfully built images in my k8s cluster, after login successful, freeze with erpnext logo