Not able to access Containerfile

[rrbanda]

In the doc section of Customize the bootc image , gives 404 when clicked on Containerfile
To build a custom bootc image derived from quay.io/centos-bootc/centos-bootc:stream9, customize the Containerfile as desired, then run

404 - page not found
The 
main

 branch of 
bootc-examples

 does not contain the path 
Containerfile.