gh-pages action fails

[sloppycoder]

below error is visible in github action log

Run peaceiris/actions-gh-pages@v4
[INFO] Usage https://github.com/peaceiris/actions-gh-pages#readme
Dump inputs
Setup auth token
Prepare publishing assets
Setup Git config
Create a commit
Push the commit or tag
/usr/bin/git push origin gh-pages
error: src refspec gh-pages does not match any
error: failed to push some refs to 'https://github.com/vino9org/core-sim-3.git'
Error: Action failed with "The process '/usr/bin/git' failed with exit code 1"