This section is used to make the action trigger only on changes to certain files. It's not required. In my example repo, I did it mainly to keep it from deploying on changes to the README. You can remove it completely like this or update it to include the things required for the python app (e.g. server.py).

https://docs.github.com/en/free-pro-team@latest/actions/reference/workflow-syntax-for-github-actions#onpushpull_requestpaths

This is failing as it the directory does not exist. It is part of the static site example and not needed for the python app.

https://github.com/sharmita3/sample-python/runs/1481140544?check_suite_focus=true#step:3:4

These annotations are used to manage DNS using external-dns and set up SSL. It's not strictly required for a push to deploy example and would require additional prerequisites.

https://www.digitalocean.com/docs/kubernetes/how-to/configure-load-balancers/#ssl-certificates
https://blog.andrewsomething.com/2019/04/04/external-dns-with-ssl-on-k8s/

This app listens on port 80, so we need to update the targetPort.

https://github.com/sharmita3/sample-python/blob/main/server.py#L16

Since we removed the SSL configuration above, we need to change the port to 80 as well.