Work in progress
Install letsencrypt and certbot.
Generate Certificate.
The above command will ask for _acme-challenge, since the chosen challenge is of type DNS. Create the _acme-challenge TXT DNS record accordingly, and continue with the above prompt to certs generation.
The generated certs should be present in /etc/letsencrypt directory.
Run the same generate certs command to renew certs.
The above command will generate new pair of certificates. The DNS challenge needs to be performed again, as prompted.
Run the following to upload new certs back to Kubernetes Cluster. Adjust the certs path in the below command.